Commit a1c6c569 authored Oct 27, 2010 by Sergey Senozhatsky Committed by Theodore Ts'o Oct 27, 2010

ext4: fix NULL pointer dereference in print_daily_error_info()



Fix NULL pointer dereference in print_daily_error_info, when   
called on unmounted fs (EXT4_SB(sb) returns NULL), by removing error 
reporting timer in ext4_put_super.

Google-Bug-Id: 3017663

Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>

parent 53fdcf99

fs/ext4/super.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -719,6 +719,7 @@ static void ext4_put_super(struct super_block *sb)
		ext4_abort(sb, "Couldn't clean up the journal");
		}

		del_timer(&sbi->s_err_report);
		ext4_release_system_zone(sb);
		ext4_mb_release(sb);
		ext4_ext_release(sb);

Admin message