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authorIngo Molnar <mingo@kernel.org>2013-10-15 07:05:06 +0200
committerIngo Molnar <mingo@kernel.org>2013-10-15 07:05:18 +0200
commit426ee9e3bbc478ed9c0a079a4270f6095f0eb975 (patch)
treed8f295e2e516a61b2ab8ccb49f5b1d9fb67979bd /kernel/kmod.c
parentb7af41a1bc255c0098c37a4bcf5c7e5e168ce875 (diff)
parent61e6cfa80de5760bbe406f4e815b7739205754d2 (diff)
Merge tag 'v3.12-rc5' into perf/core
Merge Linux v3.12-rc5, to pick up the latest fixes. Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/kmod.c')
-rw-r--r--kernel/kmod.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/kmod.c b/kernel/kmod.c
index fb326365b69..b086006c59e 100644
--- a/kernel/kmod.c
+++ b/kernel/kmod.c
@@ -571,6 +571,10 @@ int call_usermodehelper_exec(struct subprocess_info *sub_info, int wait)
DECLARE_COMPLETION_ONSTACK(done);
int retval = 0;
+ if (!sub_info->path) {
+ call_usermodehelper_freeinfo(sub_info);
+ return -EINVAL;
+ }
helper_lock();
if (!khelper_wq || usermodehelper_disabled) {
retval = -EBUSY;