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authorAl Viro <viro@zeniv.linux.org.uk>2012-04-22 17:18:10 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2012-05-21 23:59:22 -0400
commit24d696a776e27268a52cb4ff1060337f409d5789 (patch)
treec2bc96a405975229e7be979c8465a91251cc6c88 /arch/cris
parent43f16819d54e12c025cf8400b8572017e631d948 (diff)
downloadop-kernel-dev-24d696a776e27268a52cb4ff1060337f409d5789.zip
op-kernel-dev-24d696a776e27268a52cb4ff1060337f409d5789.tar.gz
cris: missing checks of __get_user()/__put_user() return values
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/cris')
-rw-r--r--arch/cris/arch-v10/kernel/signal.c12
-rw-r--r--arch/cris/arch-v32/kernel/signal.c12
2 files changed, 12 insertions, 12 deletions
diff --git a/arch/cris/arch-v10/kernel/signal.c b/arch/cris/arch-v10/kernel/signal.c
index df40fa8..e16f8f2 100644
--- a/arch/cris/arch-v10/kernel/signal.c
+++ b/arch/cris/arch-v10/kernel/signal.c
@@ -65,10 +65,10 @@ int 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);
}
@@ -77,10 +77,10 @@ int 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;
diff --git a/arch/cris/arch-v32/kernel/signal.c b/arch/cris/arch-v32/kernel/signal.c
index a45efc7..b338d8f 100644
--- a/arch/cris/arch-v32/kernel/signal.c
+++ b/arch/cris/arch-v32/kernel/signal.c
@@ -79,11 +79,11 @@ sys_sigaction(int signal, const struct old_sigaction *act,
if (!access_ok(VERIFY_READ, act, sizeof(*act)) ||
__get_user(newk.sa.sa_handler, &act->sa_handler) ||
- __get_user(newk.sa.sa_restorer, &act->sa_restorer))
+ __get_user(newk.sa.sa_restorer, &act->sa_restorer) ||
+ __get_user(newk.sa.sa_flags, &act->sa_flags) ||
+ __get_user(mask, &act->sa_mask))
return -EFAULT;
- __get_user(newk.sa.sa_flags, &act->sa_flags);
- __get_user(mask, &act->sa_mask);
siginitset(&newk.sa.sa_mask, mask);
}
@@ -92,11 +92,11 @@ sys_sigaction(int signal, const struct old_sigaction *act,
if (!retval && oact) {
if (!access_ok(VERIFY_WRITE, oact, sizeof(*oact)) ||
__put_user(oldk.sa.sa_handler, &oact->sa_handler) ||
- __put_user(oldk.sa.sa_restorer, &oact->sa_restorer))
+ __put_user(oldk.sa.sa_restorer, &oact->sa_restorer) ||
+ __put_user(oldk.sa.sa_flags, &oact->sa_flags) ||
+ __put_user(oldk.sa.sa_mask.sig[0], &oact->sa_mask))
return -EFAULT;
- __put_user(oldk.sa.sa_flags, &oact->sa_flags);
- __put_user(oldk.sa.sa_mask.sig[0], &oact->sa_mask);
}
return retval;
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