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Messages in this thread Patch in this message |
If execve fails in ____call_usermodehelper we treat its return value as
error code, but as execve is a syscall, we actually want -errno there.
Signed-off-by: Björn Steinbrink <B.Steinbrink@gmx.de>
--
diff --git a/kernel/kmod.c b/kernel/kmod.c
index 1d32def..865abc0 100644
--- a/kernel/kmod.c
+++ b/kernel/kmod.c
@@ -149,8 +149,10 @@ static int ____call_usermodehelper(void
set_cpus_allowed(current, CPU_MASK_ALL);
retval = -EPERM;
- if (current->fs->root)
- retval = execve(sub_info->path, sub_info->argv,sub_info->envp);
+ if (current->fs->root) {
+ execve(sub_info->path, sub_info->argv, sub_info->envp);
+ retval = -errno;
+ }
/* Exec failed? */
sub_info->retval = retval;
-
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