Commit 6d138ced authored by Eric Sandeen's avatar Eric Sandeen Committed by Theodore Ts'o
Browse files

ext4: fix awful goto in ext4_mb_new_blocks() 



I think the whole function could be made prettier, but
that goto really took the cake for too-clever-by-half.

Signed-off-by: default avatarEric Sandeen <sandeen@redhat.com>
Signed-off-by: default avatar"Theodore Ts'o" <tytso@mit.edu>
parent b72f78cb

fs/ext4/mballoc.c

+7 −4
Original line number Diff line number Diff line
@@ -4310,8 +4310,10 @@ ext4_fsblk_t ext4_mb_new_blocks(handle_t *handle, 
repeat:

		/* allocate space in core */

		*errp = ext4_mb_regular_allocator(ac);

		if (*errp)

		if (*errp) {

			ext4_discard_allocated_blocks(ac);

			goto errout;

		}



		/* as we've just preallocated more space than

		 * user requested orinally, we store allocated
@@ -4333,10 +4335,10 @@ ext4_fsblk_t ext4_mb_new_blocks(handle_t *handle, 
			ac->ac_b_ex.fe_len = 0;

			ac->ac_status = AC_STATUS_CONTINUE;

			goto repeat;

		} else if (*errp)

		errout:

		} else if (*errp) {

			ext4_discard_allocated_blocks(ac);

		else {

			goto errout;

		} else {

			block = ext4_grp_offs_to_block(sb, &ac->ac_b_ex);

			ar->len = ac->ac_b_ex.fe_len;

		}
@@ -4347,6 +4349,7 @@ ext4_fsblk_t ext4_mb_new_blocks(handle_t *handle, 
		*errp = -ENOSPC;

	}



errout:

	if (*errp) {

		ac->ac_b_ex.fe_len = 0;

		ar->len = 0;