tree f0c30066ab4ac93472b3d24324900f95022bb966
parent 81abf2525827b29839a78fd55ab0699f033c41a5
author Jan Kara <jack@suse.cz> 1470730072 +0200
committer Jan Kara <jack@suse.cz> 1470730348 +0200

ext2: Check return value from ext2_get_group_desc()

ext2_get_group_desc() can return NULL if there is some error. This
usually means there is some programming error in the ext2 driver itself
but let's be defensive and handle that case.

Coverity-id: 115628
Signed-off-by: Jan Kara <jack@suse.cz>