Commits
Theodore Ts'o authored and Greg Kroah-Hartman committed a3edfd18401
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>