From: P J P <ppandit@redhat.com>
To: Jaegeuk Kim <jaegeuk.kim@samsung.com>
Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
Petr Matousek <pmatouse@redhat.com>
Subject: Re: [PATCH] To add NULL pointer check
Date: Wed, 3 Apr 2013 12:30:00 +0530 (IST) [thread overview]
Message-ID: <alpine.LFD.2.03.1304031224180.21402@erqung.pbz> (raw)
In-Reply-To: <1364958193.4353.4.camel@kjgkr>
+-- On Wed, 3 Apr 2013, Jaegeuk Kim wrote --+
| diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
| index 47a2d7c..cf9ff5f 100644
| --- a/fs/f2fs/data.c
| +++ b/fs/f2fs/data.c
| @@ -559,6 +559,10 @@ static int f2fs_write_data_pages(struct
| address_space *mapping,
| int ret;
| long excess_nrtw = 0, desired_nrtw;
|
| + /* deal with chardevs and other special file */
| + if (!mapping->a_ops->writepage)
| + return 0;
| +
Small question, is it okay to `return 0' here?
Earlier even if `generic_writepages' returned 0, that did not abort routine
`f2fs_write_data_pages'.
Thank you.
--
Prasad J Pandit / Red Hat Security Response Team
DB7A 84C5 D3F9 7CD1 B5EB C939 D048 7860 3655 602B
next prev parent reply other threads:[~2013-04-03 7:01 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-02 12:57 [PATCH] To add NULL pointer check P J P
2013-04-03 3:03 ` Jaegeuk Kim
2013-04-03 4:25 ` Namjae Jeon
2013-04-03 6:39 ` P J P
2013-04-03 7:00 ` P J P [this message]
2013-04-03 7:54 ` Jaegeuk Kim
2013-04-03 9:13 ` P J P
2013-04-04 0:14 ` Jaegeuk Kim
2013-04-04 5:28 ` P J P
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