Thread (25 messages) 25 messages, 2 authors, 2021-06-01

Re: [PATCH 09/10] xfs: cleanup error handling in xfs_buf_get_map

From: "Darrick J. Wong" <djwong@kernel.org>
Date: 2021-05-27 23:16:21

On Thu, May 27, 2021 at 08:47:21AM +1000, Dave Chinner wrote:
From: Christoph Hellwig <hch@lst.de>

Use a single goto label for freeing the buffer and returning an
error.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Straightforward refactoring.
Reviewed-by: Darrick J. Wong <djwong@kernel.org>

--D
quoted hunk ↗ jump to hunk
---
 fs/xfs/xfs_buf.c | 15 +++++++--------
 1 file changed, 7 insertions(+), 8 deletions(-)
diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c
index 701a798db7b7..f56a76f8a653 100644
--- a/fs/xfs/xfs_buf.c
+++ b/fs/xfs/xfs_buf.c
@@ -689,16 +689,12 @@ xfs_buf_get_map(
 		return error;
 
 	error = xfs_buf_allocate_memory(new_bp, flags);
-	if (error) {
-		xfs_buf_free(new_bp);
-		return error;
-	}
+	if (error)
+		goto out_free_buf;
 
 	error = xfs_buf_find(target, map, nmaps, flags, new_bp, &bp);
-	if (error) {
-		xfs_buf_free(new_bp);
-		return error;
-	}
+	if (error)
+		goto out_free_buf;
 
 	if (bp != new_bp)
 		xfs_buf_free(new_bp);
@@ -726,6 +722,9 @@ xfs_buf_get_map(
 	trace_xfs_buf_get(bp, flags, _RET_IP_);
 	*bpp = bp;
 	return 0;
+out_free_buf:
+	xfs_buf_free(new_bp);
+	return error;
 }
 
 int
-- 
2.31.1
Keyboard shortcuts
hback out one level
jnext message in thread
kprevious message in thread
ldrill in
Escclose help / fold thread tree
?toggle this help