Commit a2125ff7 authored by Jaegeuk Kim's avatar Jaegeuk Kim
Browse files

f2fs: free meta pages if sanity check for ckpt is failed 



This fixes missing freeing meta pages in the error case.

Tested-by: default avatarEric Biggers <ebiggers@google.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent 2040fce8

fs/f2fs/checkpoint.c

+4 −1
Original line number Diff line number Diff line
@@ -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 @@ int get_valid_checkpoint(struct f2fs_sb_info *sbi) 
	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;