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authorHeiko Carstens <heiko.carstens@de.ibm.com>2013-09-06 18:52:31 +0200
committerHeiko Carstens <heiko.carstens@de.ibm.com>2013-09-07 11:57:59 +0200
commit5b512beb0f18024e32e228976e3690d349b05b6a (patch)
tree0c4dd52b3ac1523879d1026b259d155b1dd96743 /arch/s390/kernel/compat_signal.c
parent984e2a5975e538a6475f7453523896319a1cb597 (diff)
downloadblackbird-op-linux-5b512beb0f18024e32e228976e3690d349b05b6a.tar.gz
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s390/compat signal: add couple of __force annotations
Add __force annotations to get rid of a couple of sparse warnings: arch/s390/kernel/compat_signal.c:335:35: warning: cast removes address space of expression Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Diffstat (limited to 'arch/s390/kernel/compat_signal.c')
-rw-r--r--arch/s390/kernel/compat_signal.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/s390/kernel/compat_signal.c b/arch/s390/kernel/compat_signal.c
index c439ac9ced09..1389b637dae5 100644
--- a/arch/s390/kernel/compat_signal.c
+++ b/arch/s390/kernel/compat_signal.c
@@ -332,9 +332,9 @@ static int setup_frame32(int sig, struct k_sigaction *ka,
/* Set up to return from userspace. If provided, use a stub
already in userspace. */
if (ka->sa.sa_flags & SA_RESTORER) {
- regs->gprs[14] = (__u64) ka->sa.sa_restorer | PSW32_ADDR_AMODE;
+ regs->gprs[14] = (__u64 __force) ka->sa.sa_restorer | PSW32_ADDR_AMODE;
} else {
- regs->gprs[14] = (__u64) frame->retcode | PSW32_ADDR_AMODE;
+ regs->gprs[14] = (__u64 __force) frame->retcode | PSW32_ADDR_AMODE;
if (__put_user(S390_SYSCALL_OPCODE | __NR_sigreturn,
(u16 __force __user *)(frame->retcode)))
goto give_sigsegv;
@@ -400,9 +400,9 @@ static int setup_rt_frame32(int sig, struct k_sigaction *ka, siginfo_t *info,
/* Set up to return from userspace. If provided, use a stub
already in userspace. */
if (ka->sa.sa_flags & SA_RESTORER) {
- regs->gprs[14] = (__u64) ka->sa.sa_restorer | PSW32_ADDR_AMODE;
+ regs->gprs[14] = (__u64 __force) ka->sa.sa_restorer | PSW32_ADDR_AMODE;
} else {
- regs->gprs[14] = (__u64) frame->retcode | PSW32_ADDR_AMODE;
+ regs->gprs[14] = (__u64 __force) frame->retcode | PSW32_ADDR_AMODE;
err |= __put_user(S390_SYSCALL_OPCODE | __NR_rt_sigreturn,
(u16 __force __user *)(frame->retcode));
}
@@ -417,7 +417,7 @@ static int setup_rt_frame32(int sig, struct k_sigaction *ka, siginfo_t *info,
regs->psw.mask = PSW_MASK_BA |
(psw_user_bits & PSW_MASK_ASC) |
(regs->psw.mask & ~PSW_MASK_ASC);
- regs->psw.addr = (__u64) ka->sa.sa_handler;
+ regs->psw.addr = (__u64 __force) ka->sa.sa_handler;
regs->gprs[2] = map_signal(sig);
regs->gprs[3] = (__force __u64) &frame->info;
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