From: Darrick J. Wong <djwong@kernel.org>
Date: Tue, 9 Dec 2025 20:57:38 +0000 (-0800)
Subject: xfs_logprint: fix pointer bug
X-Git-Tag: v6.18.0~2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=20796eec31f8afe388bf8d8ae9064f29c5af07a1;p=xfsprogs-dev.git

xfs_logprint: fix pointer bug

generic/055 captures a crash in xfs_logprint due to an incorrect
refactoring trying to increment a pointer-to-pointer whereas before it
incremented a pointer.

Fixes: 5a9b7e95140893 ("logprint: factor out a xlog_print_op helper")
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
---

diff --git a/logprint/log_misc.c b/logprint/log_misc.c
index 16353ebd..8e0589c1 100644
--- a/logprint/log_misc.c
+++ b/logprint/log_misc.c
@@ -992,7 +992,7 @@ xlog_print_op(
 			printf("0x%02x ", (unsigned int)**ptr);
 			if (n % 16 == 15)
 				printf("\n");
-			ptr++;
+			(*ptr)++;
 		}
 		printf("\n");
 		return true;