From: Ian Kent <raven@themaw.net>
Date: Thu, 6 Nov 2008 20:53:23 +0000 (-0800)
Subject: autofs4: collect version check return
X-Git-Tag: v2.6.28-rc4~75
X-Git-Url: http://www.pilppa.org/gitweb/gitweb.cgi?p=linux-2.6-omap-h63xx.git;a=commitdiff_plain;h=96b0317906690997c16c7efffbc4c0fafcd6f7f2

autofs4: collect version check return

The function check_dev_ioctl_version() returns an error code upon fail but
it isn't captured and returned in validate_dev_ioctl() as it should be.

[akpm@linux-foundation.org: coding-style fixes]
Signed-off-by: Ian Kent <raven@themaw.net>
Signed-off-by: Jeff Moyer <jmoyer@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/fs/autofs4/dev-ioctl.c b/fs/autofs4/dev-ioctl.c
index 625abf5422e..33bf8cbfd05 100644
--- a/fs/autofs4/dev-ioctl.c
+++ b/fs/autofs4/dev-ioctl.c
@@ -128,9 +128,10 @@ static inline void free_dev_ioctl(struct autofs_dev_ioctl *param)
  */
 static int validate_dev_ioctl(int cmd, struct autofs_dev_ioctl *param)
 {
-	int err = -EINVAL;
+	int err;
 
-	if (check_dev_ioctl_version(cmd, param)) {
+	err = check_dev_ioctl_version(cmd, param);
+	if (err) {
 		AUTOFS_WARN("invalid device control module version "
 		     "supplied for cmd(0x%08x)", cmd);
 		goto out;