linux-kernel - [PATCH 04/18] autofs - fix autofs4_fill

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Message-ID: <20160812024749.12352.15100.stgit@pluto.themaw.net>
Date:	Fri, 12 Aug 2016 10:47:49 +0800
From:	Ian Kent <raven@...maw.net>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	linux-fsdevel <linux-fsdevel@...r.kernel.org>,
	Tomohiro Kusumi <kusumi.tomohiro@...il.com>,
	autofs mailing list <autofs@...r.kernel.org>,
	Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: [PATCH 04/18] autofs - fix autofs4_fill_super() error exit handling

Somewhere along the line the error handling gotos have become incorrect.

Signed-off-by: Ian Kent <raven@...maw.net>
Cc: Tomohiro Kusumi <kusumi.tomohiro@...il.com>
---
 fs/autofs4/inode.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/fs/autofs4/inode.c b/fs/autofs4/inode.c
index 8357544..64d721f 100644
--- a/fs/autofs4/inode.c
+++ b/fs/autofs4/inode.c
@@ -313,7 +313,7 @@ int autofs4_fill_super(struct super_block *s, void *data, int silent)
 
 	if (!pipe) {
 		pr_err("could not open pipe file descriptor\n");
-		goto fail_dput;
+		goto fail_put_pid;
 	}
 	ret = autofs_prepare_pipe(pipe);
 	if (ret < 0)
@@ -334,14 +334,14 @@ int autofs4_fill_super(struct super_block *s, void *data, int silent)
 fail_fput:
 	pr_err("pipe file descriptor does not contain proper ops\n");
 	fput(pipe);
-	/* fall through */
+fail_put_pid:
+	put_pid(sbi->oz_pgrp);
 fail_dput:
 	dput(root);
 	goto fail_free;
 fail_ino:
 	kfree(ino);
 fail_free:
-	put_pid(sbi->oz_pgrp);
 	kfree(sbi);
 	s->s_fs_info = NULL;
 	return ret;