From a2125ff7dd1ed3a2a53cdc1f8f9c9cec9cfaa7ab Mon Sep 17 00:00:00 2001 From: Jaegeuk Kim Date: Mon, 5 Dec 2016 17:25:32 -0800 Subject: [PATCH] f2fs: free meta pages if sanity check for ckpt is failed This fixes missing freeing meta pages in the error case. Tested-by: Eric Biggers Signed-off-by: Jaegeuk Kim --- fs/f2fs/checkpoint.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c index 35601b0d077f..698b13ae261c 100644 --- a/fs/f2fs/checkpoint.c +++ b/fs/f2fs/checkpoint.c @@ -770,7 +770,7 @@ int get_valid_checkpoint(struct f2fs_sb_info *sbi) /* Sanity checking of checkpoint */ if (sanity_check_ckpt(sbi)) - goto fail_no_cp; + goto free_fail_no_cp; if (cur_page == cp1) sbi->cur_cp_pack = 1; @@ -798,6 +798,9 @@ done: f2fs_put_page(cp2, 1); return 0; +free_fail_no_cp: + f2fs_put_page(cp1, 1); + f2fs_put_page(cp2, 1); fail_no_cp: kfree(sbi->ckpt); return -EINVAL;