ocfs2: ocfs2_write_begin_nolock() should handle len=0
authorSunil Mushran <sunil.mushran@oracle.com>
Fri, 4 Sep 2009 18:12:01 +0000 (11:12 -0700)
committerJoel Becker <joel.becker@oracle.com>
Fri, 4 Sep 2009 21:28:31 +0000 (14:28 -0700)
commit8379e7c46cc48f51197dd663fc6676f47f2a1e71
treeee6ae04dd7014bfe311ea0f48a0aea734a96c2ed
parenta1b08e75dff3dc18a88444803753e667bb1d126e
ocfs2: ocfs2_write_begin_nolock() should handle len=0

Bug introduced by mainline commit e7432675f8ca868a4af365759a8d4c3779a3d922
The bug causes ocfs2_write_begin_nolock() to oops when len=0.

Signed-off-by: Sunil Mushran <sunil.mushran@oracle.com>
Cc: stable@kernel.org
Signed-off-by: Joel Becker <joel.becker@oracle.com>
fs/ocfs2/aops.c