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(parent: 8b91c56) | patch
ext4: Avoid null pointer dereference when decoding EROFS w/o a journal
authorTheodore Ts'o <tytso@mit.edu>
Tue, 28 Jul 2009 03:09:47 +0000 (23:09 -0400)
committerGreg Kroah-Hartman <gregkh@suse.de>
Thu, 1 Apr 2010 22:52:23 +0000 (15:52 -0700)
commita3edfd184017a67b30080c1e0d46b91d7306b3d9
treeb80061ff91819d955afe34dc9a626940fe92bc07tree | snapshot
parent8b91c56fd291670294e197bc2d25ba3844cc53facommit | diff
ext4: Avoid null pointer dereference when decoding EROFS w/o a journal

commit 78f1ddbb498283c2445c11b0dfa666424c301803 upstream.

We need to check to make sure a journal is present before checking the
journal flags in ext4_decode_error().

Signed-off-by: Eric Sesterhenn <eric.sesterhenn@lsexperts.de>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
fs/ext4/super.c diff | blob | history
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