diff mbox series

[v1] xfs: return err code if xfs_buf_associate_memory fail

Message ID 20210324021251.3324-1-zp_8483@163.com
State Superseded
Headers show
Series [v1] xfs: return err code if xfs_buf_associate_memory fail | expand

Commit Message

Zhen Zhao March 24, 2021, 2:12 a.m. UTC 
In kernel 3.10, when there is no memory left in the
system, fs_buf_associate_memory can fail, catch the
error and return.

Signed-off-by: Zhen Zhao <zp_8483@163.com>
---
 fs/xfs/xfs_log.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c
index 2e5581bc..32a41bf5 100644
--- a/fs/xfs/xfs_log.c
+++ b/fs/xfs/xfs_log.c
@@ -1916,8 +1916,11 @@  xlog_sync(
 	if (split) {
 		bp = iclog->ic_log->l_xbuf;
 		XFS_BUF_SET_ADDR(bp, 0);	     /* logical 0 */
-		xfs_buf_associate_memory(bp,
+		error = xfs_buf_associate_memory(bp,
 				(char *)&iclog->ic_header + count, split);
+		if (error)
+			return error;
+
 		bp->b_fspriv = iclog;
 		bp->b_flags &= ~XBF_FLUSH;
 		bp->b_flags |= (XBF_ASYNC | XBF_SYNCIO | XBF_WRITE | XBF_FUA);