Greg Kroah-Hartman wrote:
> If you, or anyone else, feels it should not be added to the stable tree,
> please let <stable@xxxxxxxxxxxxxxx> know about it.
It seems to me that this patch does not fit for 3.{0,4,10}-stable because
sub_info->path != NULL check already exists in call_usermodehelper_exec().
> --- a/kernel/kmod.c
> +++ b/kernel/kmod.c
> @@ -568,6 +568,10 @@ int call_usermodehelper_exec(struct subp
> DECLARE_COMPLETION_ONSTACK(done);
> int retval = 0;
>
> + if (!sub_info->path) {
> + call_usermodehelper_freeinfo(sub_info);
> + return -EINVAL;
> + }
> helper_lock();
> if (!sub_info->path) {
We should check whether this patch actually fixes the problem in 3.{0,4,10}.
RHEL kernels would want to check for NULL at do_coredump().
> retval = -EINVAL;
--
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