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authorLinus Walleij <linus.walleij@linaro.org>2013-10-16 10:05:53 +0200
committerLinus Walleij <linus.walleij@linaro.org>2013-10-16 10:05:53 +0200
commit263c43a4479ecce52c0fdc84b4620e146263d549 (patch)
treeb29ad7d94892be7a40524400481f71a1c075a167 /kernel/kmod.c
parent873ee9ed2c020b59e22a5082f73fc2960ec959bf (diff)
parentd0e639c9e06d44e713170031fe05fb60ebe680af (diff)
Merge tag 'v3.12-rc4' into devel
Linux 3.12-rc4
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 fb326365b694..b086006c59e7 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;