diff options
Diffstat (limited to 'arch')
-rw-r--r-- | arch/alpha/kernel/osf_sys.c | 8 | ||||
-rw-r--r-- | arch/ia64/ia32/sys_ia32.c | 23 | ||||
-rw-r--r-- | arch/mips/kernel/linux32.c | 2 | ||||
-rw-r--r-- | arch/mips/kernel/sysirix.c | 10 | ||||
-rw-r--r-- | arch/parisc/hpux/fs.c | 6 | ||||
-rw-r--r-- | arch/parisc/kernel/sys_parisc32.c | 19 | ||||
-rw-r--r-- | arch/powerpc/kernel/sys_ppc32.c | 15 | ||||
-rw-r--r-- | arch/s390/kernel/compat_linux.c | 5 | ||||
-rw-r--r-- | arch/sparc/kernel/sys_sunos.c | 16 | ||||
-rw-r--r-- | arch/sparc64/kernel/sys_sparc32.c | 5 | ||||
-rw-r--r-- | arch/sparc64/kernel/sys_sunos32.c | 12 | ||||
-rw-r--r-- | arch/sparc64/solaris/fs.c | 7 | ||||
-rw-r--r-- | arch/x86_64/ia32/sys_ia32.c | 7 |
13 files changed, 110 insertions, 25 deletions
diff --git a/arch/alpha/kernel/osf_sys.c b/arch/alpha/kernel/osf_sys.c index 8a31fc1bfb15..ad6173651995 100644 --- a/arch/alpha/kernel/osf_sys.c +++ b/arch/alpha/kernel/osf_sys.c @@ -111,22 +111,26 @@ struct osf_dirent_callback { static int osf_filldir(void *__buf, const char *name, int namlen, loff_t offset, - ino_t ino, unsigned int d_type) + u64 ino, unsigned int d_type) { struct osf_dirent __user *dirent; struct osf_dirent_callback *buf = (struct osf_dirent_callback *) __buf; unsigned int reclen = ROUND_UP(NAME_OFFSET + namlen + 1); + unsigned int d_ino; buf->error = -EINVAL; /* only used if we fail */ if (reclen > buf->count) return -EINVAL; + d_ino = ino; + if (sizeof(d_ino) < sizeof(ino) && d_ino != ino) + return -EOVERFLOW; if (buf->basep) { if (put_user(offset, buf->basep)) return -EFAULT; buf->basep = NULL; } dirent = buf->dirent; - put_user(ino, &dirent->d_ino); + put_user(d_ino, &dirent->d_ino); put_user(namlen, &dirent->d_namlen); put_user(reclen, &dirent->d_reclen); if (copy_to_user(dirent->d_name, name, namlen) || diff --git a/arch/ia64/ia32/sys_ia32.c b/arch/ia64/ia32/sys_ia32.c index bddbd22706ed..9d6a3f210148 100644 --- a/arch/ia64/ia32/sys_ia32.c +++ b/arch/ia64/ia32/sys_ia32.c @@ -125,6 +125,7 @@ sys32_execve (char __user *name, compat_uptr_t __user *argv, compat_uptr_t __use int cp_compat_stat(struct kstat *stat, struct compat_stat __user *ubuf) { + compat_ino_t ino; int err; if ((u64) stat->size > MAX_NON_LFS || @@ -132,11 +133,15 @@ int cp_compat_stat(struct kstat *stat, struct compat_stat __user *ubuf) !old_valid_dev(stat->rdev)) return -EOVERFLOW; + ino = stat->ino; + if (sizeof(ino) < sizeof(stat->ino) && ino != stat->ino) + return -EOVERFLOW; + if (clear_user(ubuf, sizeof(*ubuf))) return -EFAULT; err = __put_user(old_encode_dev(stat->dev), &ubuf->st_dev); - err |= __put_user(stat->ino, &ubuf->st_ino); + err |= __put_user(ino, &ubuf->st_ino); err |= __put_user(stat->mode, &ubuf->st_mode); err |= __put_user(stat->nlink, &ubuf->st_nlink); err |= __put_user(high2lowuid(stat->uid), &ubuf->st_uid); @@ -1222,16 +1227,20 @@ struct readdir32_callback { }; static int -filldir32 (void *__buf, const char *name, int namlen, loff_t offset, ino_t ino, +filldir32 (void *__buf, const char *name, int namlen, loff_t offset, u64 ino, unsigned int d_type) { struct compat_dirent __user * dirent; struct getdents32_callback * buf = (struct getdents32_callback *) __buf; int reclen = ROUND_UP(offsetof(struct compat_dirent, d_name) + namlen + 1, 4); + u32 d_ino; buf->error = -EINVAL; /* only used if we fail.. */ if (reclen > buf->count) return -EINVAL; + d_ino = ino; + if (sizeof(d_ino) < sizeof(ino) && d_ino != ino) + return -EOVERFLOW; buf->error = -EFAULT; /* only used if we fail.. */ dirent = buf->previous; if (dirent) @@ -1239,7 +1248,7 @@ filldir32 (void *__buf, const char *name, int namlen, loff_t offset, ino_t ino, return -EFAULT; dirent = buf->current_dir; buf->previous = dirent; - if (put_user(ino, &dirent->d_ino) + if (put_user(d_ino, &dirent->d_ino) || put_user(reclen, &dirent->d_reclen) || copy_to_user(dirent->d_name, name, namlen) || put_user(0, dirent->d_name + namlen)) @@ -1287,17 +1296,21 @@ out: } static int -fillonedir32 (void * __buf, const char * name, int namlen, loff_t offset, ino_t ino, +fillonedir32 (void * __buf, const char * name, int namlen, loff_t offset, u64 ino, unsigned int d_type) { struct readdir32_callback * buf = (struct readdir32_callback *) __buf; struct old_linux32_dirent __user * dirent; + u32 d_ino; if (buf->count) return -EINVAL; + d_ino = ino; + if (sizeof(d_ino) < sizeof(ino) && d_ino != ino) + return -EOVERFLOW; buf->count++; dirent = buf->dirent; - if (put_user(ino, &dirent->d_ino) + if (put_user(d_ino, &dirent->d_ino) || put_user(offset, &dirent->d_offset) || put_user(namlen, &dirent->d_namlen) || copy_to_user(dirent->d_name, name, namlen) diff --git a/arch/mips/kernel/linux32.c b/arch/mips/kernel/linux32.c index 52cada45b353..53f4171fc188 100644 --- a/arch/mips/kernel/linux32.c +++ b/arch/mips/kernel/linux32.c @@ -77,6 +77,8 @@ int cp_compat_stat(struct kstat *stat, struct compat_stat __user *statbuf) memset(&tmp, 0, sizeof(tmp)); tmp.st_dev = new_encode_dev(stat->dev); tmp.st_ino = stat->ino; + if (sizeof(tmp.st_ino) < sizeof(stat->ino) && tmp.st_ino != stat->ino) + return -EOVERFLOW; tmp.st_mode = stat->mode; tmp.st_nlink = stat->nlink; SET_UID(tmp.st_uid, stat->uid); diff --git a/arch/mips/kernel/sysirix.c b/arch/mips/kernel/sysirix.c index 11bb97174972..93c74fefff76 100644 --- a/arch/mips/kernel/sysirix.c +++ b/arch/mips/kernel/sysirix.c @@ -1739,12 +1739,13 @@ struct irix_dirent32_callback { #define ROUND_UP32(x) (((x)+sizeof(u32)-1) & ~(sizeof(u32)-1)) static int irix_filldir32(void *__buf, const char *name, - int namlen, loff_t offset, ino_t ino, unsigned int d_type) + int namlen, loff_t offset, u64 ino, unsigned int d_type) { struct irix_dirent32 __user *dirent; struct irix_dirent32_callback *buf = __buf; unsigned short reclen = ROUND_UP32(NAME_OFFSET32(dirent) + namlen + 1); int err = 0; + u32 d_ino; #ifdef DEBUG_GETDENTS printk("\nirix_filldir32[reclen<%d>namlen<%d>count<%d>]", @@ -1753,12 +1754,15 @@ static int irix_filldir32(void *__buf, const char *name, buf->error = -EINVAL; /* only used if we fail.. */ if (reclen > buf->count) return -EINVAL; + d_ino = ino; + if (sizeof(d_ino) < sizeof(ino) && d_ino != ino) + return -EOVERFLOW; dirent = buf->previous; if (dirent) err = __put_user(offset, &dirent->d_off); dirent = buf->current_dir; err |= __put_user(dirent, &buf->previous); - err |= __put_user(ino, &dirent->d_ino); + err |= __put_user(d_ino, &dirent->d_ino); err |= __put_user(reclen, &dirent->d_reclen); err |= copy_to_user((char __user *)dirent->d_name, name, namlen) ? -EFAULT : 0; err |= __put_user(0, &dirent->d_name[namlen]); @@ -1837,7 +1841,7 @@ struct irix_dirent64_callback { #define ROUND_UP64(x) (((x)+sizeof(u64)-1) & ~(sizeof(u64)-1)) static int irix_filldir64(void *__buf, const char *name, - int namlen, loff_t offset, ino_t ino, unsigned int d_type) + int namlen, loff_t offset, u64 ino, unsigned int d_type) { struct irix_dirent64 __user *dirent; struct irix_dirent64_callback * buf = __buf; diff --git a/arch/parisc/hpux/fs.c b/arch/parisc/hpux/fs.c index d7c80edf4489..6e79dbf3f6bd 100644 --- a/arch/parisc/hpux/fs.c +++ b/arch/parisc/hpux/fs.c @@ -77,17 +77,21 @@ static int filldir(void * __buf, const char * name, int namlen, loff_t offset, { struct hpux_dirent * dirent; struct getdents_callback * buf = (struct getdents_callback *) __buf; + ino_t d_ino; int reclen = ROUND_UP(NAME_OFFSET(dirent) + namlen + 1); buf->error = -EINVAL; /* only used if we fail.. */ if (reclen > buf->count) return -EINVAL; + d_ino = ino; + if (sizeof(d_ino) < sizeof(ino) && d_ino != ino) + return -EOVERFLOW; dirent = buf->previous; if (dirent) put_user(offset, &dirent->d_off); dirent = buf->current_dir; buf->previous = dirent; - put_user(ino, &dirent->d_ino); + put_user(d_ino, &dirent->d_ino); put_user(reclen, &dirent->d_reclen); put_user(namlen, &dirent->d_namlen); copy_to_user(dirent->d_name, name, namlen); diff --git a/arch/parisc/kernel/sys_parisc32.c b/arch/parisc/kernel/sys_parisc32.c index b74869803081..e3b30bc36453 100644 --- a/arch/parisc/kernel/sys_parisc32.c +++ b/arch/parisc/kernel/sys_parisc32.c @@ -237,14 +237,19 @@ int sys32_settimeofday(struct compat_timeval __user *tv, struct timezone __user int cp_compat_stat(struct kstat *stat, struct compat_stat __user *statbuf) { + compat_ino_t ino; int err; if (stat->size > MAX_NON_LFS || !new_valid_dev(stat->dev) || !new_valid_dev(stat->rdev)) return -EOVERFLOW; + ino = stat->ino; + if (sizeof(ino) < sizeof(stat->ino) && ino != stat->ino) + return -EOVERFLOW; + err = put_user(new_encode_dev(stat->dev), &statbuf->st_dev); - err |= put_user(stat->ino, &statbuf->st_ino); + err |= put_user(ino, &statbuf->st_ino); err |= put_user(stat->mode, &statbuf->st_mode); err |= put_user(stat->nlink, &statbuf->st_nlink); err |= put_user(0, &statbuf->st_reserved1); @@ -312,16 +317,20 @@ filldir32 (void *__buf, const char *name, int namlen, loff_t offset, ino_t ino, struct linux32_dirent __user * dirent; struct getdents32_callback * buf = (struct getdents32_callback *) __buf; int reclen = ROUND_UP(NAME_OFFSET(dirent) + namlen + 1, 4); + u32 d_ino; buf->error = -EINVAL; /* only used if we fail.. */ if (reclen > buf->count) return -EINVAL; + d_ino = ino; + if (sizeof(d_ino) < sizeof(ino) && d_ino != ino) + return -EOVERFLOW; dirent = buf->previous; if (dirent) put_user(offset, &dirent->d_off); dirent = buf->current_dir; buf->previous = dirent; - put_user(ino, &dirent->d_ino); + put_user(d_ino, &dirent->d_ino); put_user(reclen, &dirent->d_reclen); copy_to_user(dirent->d_name, name, namlen); put_user(0, dirent->d_name + namlen); @@ -371,12 +380,16 @@ fillonedir32 (void * __buf, const char * name, int namlen, loff_t offset, ino_t { struct readdir32_callback * buf = (struct readdir32_callback *) __buf; struct old_linux32_dirent __user * dirent; + u32 d_ino; if (buf->count) return -EINVAL; + d_ino = ino; + if (sizeof(d_ino) < sizeof(ino) && d_ino != ino) + return -EOVERFLOW; buf->count++; dirent = buf->dirent; - put_user(ino, &dirent->d_ino); + put_user(d_ino, &dirent->d_ino); put_user(offset, &dirent->d_offset); put_user(namlen, &dirent->d_namlen); copy_to_user(dirent->d_name, name, namlen); diff --git a/arch/powerpc/kernel/sys_ppc32.c b/arch/powerpc/kernel/sys_ppc32.c index 5e391fc25340..d15c33e95959 100644 --- a/arch/powerpc/kernel/sys_ppc32.c +++ b/arch/powerpc/kernel/sys_ppc32.c @@ -69,16 +69,20 @@ struct readdir_callback32 { }; static int fillonedir(void * __buf, const char * name, int namlen, - off_t offset, ino_t ino, unsigned int d_type) + off_t offset, u64 ino, unsigned int d_type) { struct readdir_callback32 * buf = (struct readdir_callback32 *) __buf; struct old_linux_dirent32 __user * dirent; + ino_t d_ino; if (buf->count) return -EINVAL; + d_ino = ino; + if (sizeof(d_ino) < sizeof(ino) && d_ino != ino) + return -EOVERFLOW; buf->count++; dirent = buf->dirent; - put_user(ino, &dirent->d_ino); + put_user(d_ino, &dirent->d_ino); put_user(offset, &dirent->d_offset); put_user(namlen, &dirent->d_namlen); copy_to_user(dirent->d_name, name, namlen); @@ -120,15 +124,20 @@ asmlinkage long ppc32_select(u32 n, compat_ulong_t __user *inp, int cp_compat_stat(struct kstat *stat, struct compat_stat __user *statbuf) { + compat_ino_t ino; long err; if (stat->size > MAX_NON_LFS || !new_valid_dev(stat->dev) || !new_valid_dev(stat->rdev)) return -EOVERFLOW; + ino = stat->ino; + if (sizeof(ino) < sizeof(stat->ino) && ino != stat->ino) + return -EOVERFLOW; + err = access_ok(VERIFY_WRITE, statbuf, sizeof(*statbuf)) ? 0 : -EFAULT; err |= __put_user(new_encode_dev(stat->dev), &statbuf->st_dev); - err |= __put_user(stat->ino, &statbuf->st_ino); + err |= __put_user(ino, &statbuf->st_ino); err |= __put_user(stat->mode, &statbuf->st_mode); err |= __put_user(stat->nlink, &statbuf->st_nlink); err |= __put_user(stat->uid, &statbuf->st_uid); diff --git a/arch/s390/kernel/compat_linux.c b/arch/s390/kernel/compat_linux.c index c46e3d48e410..e15e1489aef5 100644 --- a/arch/s390/kernel/compat_linux.c +++ b/arch/s390/kernel/compat_linux.c @@ -357,11 +357,16 @@ asmlinkage long sys32_ftruncate64(unsigned int fd, unsigned long high, unsigned int cp_compat_stat(struct kstat *stat, struct compat_stat __user *statbuf) { + compat_ino_t ino; int err; if (!old_valid_dev(stat->dev) || !old_valid_dev(stat->rdev)) return -EOVERFLOW; + ino = stat->ino; + if (sizeof(ino) < sizeof(stat->ino) && ino != stat->ino) + return -EOVERFLOW; + err = put_user(old_encode_dev(stat->dev), &statbuf->st_dev); err |= put_user(stat->ino, &statbuf->st_ino); err |= put_user(stat->mode, &statbuf->st_mode); diff --git a/arch/sparc/kernel/sys_sunos.c b/arch/sparc/kernel/sys_sunos.c index 9d2cd97d1c3a..6f3ac548ee66 100644 --- a/arch/sparc/kernel/sys_sunos.c +++ b/arch/sparc/kernel/sys_sunos.c @@ -325,21 +325,25 @@ struct sunos_dirent_callback { #define ROUND_UP(x) (((x)+sizeof(long)-1) & ~(sizeof(long)-1)) static int sunos_filldir(void * __buf, const char * name, int namlen, - loff_t offset, ino_t ino, unsigned int d_type) + loff_t offset, u64 ino, unsigned int d_type) { struct sunos_dirent __user *dirent; struct sunos_dirent_callback * buf = __buf; + unsigned long d_ino; int reclen = ROUND_UP(NAME_OFFSET(dirent) + namlen + 1); buf->error = -EINVAL; /* only used if we fail.. */ if (reclen > buf->count) return -EINVAL; + d_ino = ino; + if (sizeof(d_ino) < sizeof(ino) && d_ino != ino) + return -EOVERFLOW; dirent = buf->previous; if (dirent) put_user(offset, &dirent->d_off); dirent = buf->curr; buf->previous = dirent; - put_user(ino, &dirent->d_ino); + put_user(d_ino, &dirent->d_ino); put_user(namlen, &dirent->d_namlen); put_user(reclen, &dirent->d_reclen); copy_to_user(dirent->d_name, name, namlen); @@ -406,19 +410,23 @@ struct sunos_direntry_callback { }; static int sunos_filldirentry(void * __buf, const char * name, int namlen, - loff_t offset, ino_t ino, unsigned int d_type) + loff_t offset, u64 ino, unsigned int d_type) { struct sunos_direntry __user *dirent; struct sunos_direntry_callback *buf = __buf; + unsigned long d_ino; int reclen = ROUND_UP(NAME_OFFSET(dirent) + namlen + 1); buf->error = -EINVAL; /* only used if we fail.. */ if (reclen > buf->count) return -EINVAL; + d_ino = ino; + if (sizeof(d_ino) < sizeof(ino) && d_ino != ino) + return -EOVERFLOW; dirent = buf->previous; dirent = buf->curr; buf->previous = dirent; - put_user(ino, &dirent->d_ino); + put_user(d_ino, &dirent->d_ino); put_user(namlen, &dirent->d_namlen); put_user(reclen, &dirent->d_reclen); copy_to_user(dirent->d_name, name, namlen); diff --git a/arch/sparc64/kernel/sys_sparc32.c b/arch/sparc64/kernel/sys_sparc32.c index 69444f266e2d..dbc6d1a3be1f 100644 --- a/arch/sparc64/kernel/sys_sparc32.c +++ b/arch/sparc64/kernel/sys_sparc32.c @@ -337,12 +337,17 @@ asmlinkage long sys32_ftruncate64(unsigned int fd, unsigned long high, unsigned int cp_compat_stat(struct kstat *stat, struct compat_stat __user *statbuf) { + compat_ino_t ino; int err; if (stat->size > MAX_NON_LFS || !old_valid_dev(stat->dev) || !old_valid_dev(stat->rdev)) return -EOVERFLOW; + ino = stat->ino; + if (sizeof(ino) < sizeof(stat->ino) && ino != stat->ino) + return -EOVERFLOW; + err = put_user(old_encode_dev(stat->dev), &statbuf->st_dev); err |= put_user(stat->ino, &statbuf->st_ino); err |= put_user(stat->mode, &statbuf->st_mode); diff --git a/arch/sparc64/kernel/sys_sunos32.c b/arch/sparc64/kernel/sys_sunos32.c index 953296b73f3f..e414c8ef0225 100644 --- a/arch/sparc64/kernel/sys_sunos32.c +++ b/arch/sparc64/kernel/sys_sunos32.c @@ -280,16 +280,20 @@ static int sunos_filldir(void * __buf, const char * name, int namlen, struct sunos_dirent __user *dirent; struct sunos_dirent_callback * buf = (struct sunos_dirent_callback *) __buf; int reclen = ROUND_UP(NAME_OFFSET(dirent) + namlen + 1); + u32 d_ino; buf->error = -EINVAL; /* only used if we fail.. */ if (reclen > buf->count) return -EINVAL; + d_ino = ino; + if (sizeof(d_ino) < sizeof(ino) && d_ino != ino) + return -EOVERFLOW; dirent = buf->previous; if (dirent) put_user(offset, &dirent->d_off); dirent = buf->curr; buf->previous = dirent; - put_user(ino, &dirent->d_ino); + put_user(d_ino, &dirent->d_ino); put_user(namlen, &dirent->d_namlen); put_user(reclen, &dirent->d_reclen); if (copy_to_user(dirent->d_name, name, namlen)) @@ -363,14 +367,18 @@ static int sunos_filldirentry(void * __buf, const char * name, int namlen, struct sunos_direntry_callback * buf = (struct sunos_direntry_callback *) __buf; int reclen = ROUND_UP(NAME_OFFSET(dirent) + namlen + 1); + u32 d_ino; buf->error = -EINVAL; /* only used if we fail.. */ if (reclen > buf->count) return -EINVAL; + d_ino = ino; + if (sizeof(d_ino) < sizeof(ino) && d_ino != ino) + return -EOVERFLOW; dirent = buf->previous; dirent = buf->curr; buf->previous = dirent; - put_user(ino, &dirent->d_ino); + put_user(d_ino, &dirent->d_ino); put_user(namlen, &dirent->d_namlen); put_user(reclen, &dirent->d_reclen); if (copy_to_user(dirent->d_name, name, namlen)) diff --git a/arch/sparc64/solaris/fs.c b/arch/sparc64/solaris/fs.c index 0f0eb6aa1c40..12a940cc791f 100644 --- a/arch/sparc64/solaris/fs.c +++ b/arch/sparc64/solaris/fs.c @@ -82,12 +82,17 @@ struct sol_stat64 { static inline int putstat(struct sol_stat __user *ubuf, struct kstat *kbuf) { + u32 ino; + if (kbuf->size > MAX_NON_LFS || !sysv_valid_dev(kbuf->dev) || !sysv_valid_dev(kbuf->rdev)) return -EOVERFLOW; + ino = kbuf->ino; + if (sizeof(ino) < sizeof(kbuf->ino) && ino != kbuf->ino) + return -EOVERFLOW; if (put_user (sysv_encode_dev(kbuf->dev), &ubuf->st_dev) || - __put_user (kbuf->ino, &ubuf->st_ino) || + __put_user (ino, &ubuf->st_ino) || __put_user (kbuf->mode, &ubuf->st_mode) || __put_user (kbuf->nlink, &ubuf->st_nlink) || __put_user (kbuf->uid, &ubuf->st_uid) || diff --git a/arch/x86_64/ia32/sys_ia32.c b/arch/x86_64/ia32/sys_ia32.c index 26a01717cc1a..c9bac3af29d6 100644 --- a/arch/x86_64/ia32/sys_ia32.c +++ b/arch/x86_64/ia32/sys_ia32.c @@ -76,6 +76,8 @@ int cp_compat_stat(struct kstat *kbuf, struct compat_stat __user *ubuf) { + compat_ino_t ino; + typeof(ubuf->st_uid) uid = 0; typeof(ubuf->st_gid) gid = 0; SET_UID(uid, kbuf->uid); @@ -84,9 +86,12 @@ int cp_compat_stat(struct kstat *kbuf, struct compat_stat __user *ubuf) return -EOVERFLOW; if (kbuf->size >= 0x7fffffff) return -EOVERFLOW; + ino = kbuf->ino; + if (sizeof(ino) < sizeof(kbuf->ino) && ino != kbuf->ino) + return -EOVERFLOW; if (!access_ok(VERIFY_WRITE, ubuf, sizeof(struct compat_stat)) || __put_user (old_encode_dev(kbuf->dev), &ubuf->st_dev) || - __put_user (kbuf->ino, &ubuf->st_ino) || + __put_user (ino, &ubuf->st_ino) || __put_user (kbuf->mode, &ubuf->st_mode) || __put_user (kbuf->nlink, &ubuf->st_nlink) || __put_user (uid, &ubuf->st_uid) || |