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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-05-27 10:40:19 +0900
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-05-27 10:40:19 +0900
commitf35c69b736e4f910d7447346980145212c283570 (patch)
tree824b90cd870e6de07bbba19d761c1c74cf1fb4a7 /kernel/kmod.c
parentcd4373984a5903276f52777a6003425e023eaa7e (diff)
parente4aa937ec75df0eea0bee03bffa3303ad36c986b (diff)
Merge 3.10-rc3 into char-misc-next
We want the changes in here. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel/kmod.c')
-rw-r--r--kernel/kmod.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/kernel/kmod.c b/kernel/kmod.c
index 1296e72e416..8241906c4b6 100644
--- a/kernel/kmod.c
+++ b/kernel/kmod.c
@@ -569,6 +569,11 @@ int call_usermodehelper_exec(struct subprocess_info *sub_info, int wait)
int retval = 0;
helper_lock();
+ if (!sub_info->path) {
+ retval = -EINVAL;
+ goto out;
+ }
+
if (sub_info->path[0] == '\0')
goto out;