linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Jaegeuk Kim <jaegeuk@kernel.org>
To: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
	linux-f2fs-devel@lists.sourceforge.net
Cc: Jaegeuk Kim <jaegeuk@kernel.org>
Subject: [PATCH 2/2] f2fs: free meta pages if sanity check for ckpt is failed
Date: Tue,  6 Dec 2016 17:16:25 -0800	[thread overview]
Message-ID: <20161207011625.15591-2-jaegeuk@kernel.org> (raw)
In-Reply-To: <20161207011625.15591-1-jaegeuk@kernel.org>

This fixes missing freeing meta pages in the error case.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
 fs/f2fs/checkpoint.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index 35601b0d077f..698b13ae261c 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -770,7 +770,7 @@ int get_valid_checkpoint(struct f2fs_sb_info *sbi)
 
 	/* Sanity checking of checkpoint */
 	if (sanity_check_ckpt(sbi))
-		goto fail_no_cp;
+		goto free_fail_no_cp;
 
 	if (cur_page == cp1)
 		sbi->cur_cp_pack = 1;
@@ -798,6 +798,9 @@ int get_valid_checkpoint(struct f2fs_sb_info *sbi)
 	f2fs_put_page(cp2, 1);
 	return 0;
 
+free_fail_no_cp:
+	f2fs_put_page(cp1, 1);
+	f2fs_put_page(cp2, 1);
 fail_no_cp:
 	kfree(sbi->ckpt);
 	return -EINVAL;
-- 
2.11.0

  reply	other threads:[~2016-12-07  1:16 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-12-07  1:16 [PATCH 1/2] f2fs: detect wrong layout Jaegeuk Kim
2016-12-07  1:16 ` Jaegeuk Kim [this message]
2016-12-07 20:16 ` Eric Biggers
2016-12-07 22:37   ` Jaegeuk Kim

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20161207011625.15591-2-jaegeuk@kernel.org \
    --to=jaegeuk@kernel.org \
    --cc=linux-f2fs-devel@lists.sourceforge.net \
    --cc=linux-fsdevel@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).