powerpc: missing checks of __get_user()/__put_user() return values

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2012-04-22 17:01:49 -04:00
parent a46808e1b7
commit 43f16819d5

View File

@ -204,10 +204,10 @@ static inline int get_old_sigaction(struct k_sigaction *new_ka,
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);
return 0;
}