From: Jaegeuk Kim <jaegeuk@kernel.org>
Date: Wed, 15 Apr 2015 20:49:55 +0000 (-0700)
Subject: f2fs: avoid abnormal behavior on broken symlink
X-Git-Tag: omap-for-v4.2/o2_dc~90^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=feb7cbb079e63ebb7c0bd7022d2ba9c1dd15c69b;p=pandora-kernel.git

f2fs: avoid abnormal behavior on broken symlink

When f2fs_symlink was triggered and checkpoint was done before syncing its
link path, f2fs can get broken symlink like "xxx -> \0\0\0".
This incurs abnormal path_walk by VFS.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
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