Messages in this thread Patch in this message | | | Date | Wed, 15 Sep 2010 09:35:18 +0300 | From | Sergey Senozhatsky <> | Subject | [PATCH] ext4: fix NULL pointer dereference in print_daily_error_info |
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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.
Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
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diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 2614774..751997d 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -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);
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