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@xxxxxxx>
---
fs/xfs/xfs_log.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
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);
--
2.27.0
