From 60bdb72e3c2e808228612f672bd8d18e82872de3 Mon Sep 17 00:00:00 2001 From: Al Viro Date: Sun, 26 Sep 2010 19:29:12 +0100 Subject: mn10300: check __get_user/__put_user results... Signed-off-by: Al Viro Signed-off-by: Linus Torvalds diff --git a/arch/mn10300/kernel/signal.c b/arch/mn10300/kernel/signal.c index ae36480..d4de05a 100644 --- a/arch/mn10300/kernel/signal.c +++ b/arch/mn10300/kernel/signal.c @@ -65,10 +65,10 @@ asmlinkage long sys_sigaction(int sig, old_sigset_t mask; if (verify_area(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); } @@ -77,10 +77,10 @@ asmlinkage long sys_sigaction(int sig, if (!ret && oact) { if (verify_area(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; -- cgit v0.10.2