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| author | Al Viro <viro@zeniv.linux.org.uk> | 2012-04-22 17:21:18 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-05-21 23:59:23 -0400 |
| commit | 79afd8efdb4895747f98b1b9f7712489ce57d46c (patch) | |
| tree | 5dce59cef38e7b731d202090e13518b09e3d4fbd /arch/h8300/kernel/signal.c | |
| parent | f0c22cddb3046d0addef410c2769688c9ecef498 (diff) | |
| download | lwn-79afd8efdb4895747f98b1b9f7712489ce57d46c.tar.gz lwn-79afd8efdb4895747f98b1b9f7712489ce57d46c.zip | |
h8300: missing checks of __get_user()/__put_user() return values
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/h8300/kernel/signal.c')
| -rw-r--r-- | arch/h8300/kernel/signal.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/h8300/kernel/signal.c b/arch/h8300/kernel/signal.c index b5e360a95519..d4b0555d2904 100644 --- a/arch/h8300/kernel/signal.c +++ b/arch/h8300/kernel/signal.c @@ -71,10 +71,10 @@ sys_sigaction(int sig, const struct old_sigaction *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); } @@ -83,10 +83,10 @@ sys_sigaction(int sig, const struct old_sigaction *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; |