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| author | Al Viro <viro@zeniv.linux.org.uk> | 2010-10-14 13:34:03 -0400 |
|---|---|---|
| committer | Geert Uytterhoeven <geert@linux-m68k.org> | 2011-01-07 14:07:00 +0100 |
| commit | 751c88a2c362a4a8985f9a2cb5daf7cd9ce1c4d0 (patch) | |
| tree | 40fac66649d1a29859a973c42f16ea91daa93694 | |
| parent | 8972be4d44fbec0b2e1d7b68874fb61c5bf7b06a (diff) | |
| download | talos-obmc-linux-751c88a2c362a4a8985f9a2cb5daf7cd9ce1c4d0.tar.gz talos-obmc-linux-751c88a2c362a4a8985f9a2cb5daf7cd9ce1c4d0.zip | |
m68knommu: Need to check __get_user()/__put_user() result
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Acked-by: Greg Ungerer <gerg@uclinux.org>
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
| -rw-r--r-- | arch/m68knommu/kernel/signal.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/m68knommu/kernel/signal.c b/arch/m68knommu/kernel/signal.c index 15ac8205e7ca..36a81bb6835a 100644 --- a/arch/m68knommu/kernel/signal.c +++ b/arch/m68knommu/kernel/signal.c @@ -85,10 +85,10 @@ sys_sigaction(int sig, const struct old_sigaction __user *act, old_sigset_t mask; if (!access_ok(VERIFY_READ, act, sizeof(*act)) || __get_user(new_ka.sa.sa_handler, &act->sa_handler) || - __get_user(new_ka.sa.sa_restorer, &act->sa_restorer)) + __get_user(new_ka.sa.sa_restorer, &act->sa_restorer) || + __get_user(new_ka.sa.sa_flags, &act->sa_flags) || + __get_user(mask, &act->sa_mask)) return -EFAULT; - __get_user(new_ka.sa.sa_flags, &act->sa_flags); - __get_user(mask, &act->sa_mask); siginitset(&new_ka.sa.sa_mask, mask); } @@ -97,10 +97,10 @@ sys_sigaction(int sig, const struct old_sigaction __user *act, if (!ret && oact) { if (!access_ok(VERIFY_WRITE, oact, sizeof(*oact)) || __put_user(old_ka.sa.sa_handler, &oact->sa_handler) || - __put_user(old_ka.sa.sa_restorer, &oact->sa_restorer)) + __put_user(old_ka.sa.sa_restorer, &oact->sa_restorer) || + __put_user(old_ka.sa.sa_flags, &oact->sa_flags) || + __put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask)) return -EFAULT; - __put_user(old_ka.sa.sa_flags, &oact->sa_flags); - __put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask); } return ret; |
