From: Darrick J. Wong <djwong@kernel.org>
Date: Wed, 18 May 2022 02:48:07 +0000 (-0400)
Subject: xfs_db: fix a complaint about a printf buffer overrun
X-Git-Tag: v5.18.0-rc1~32
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=75ff9c671d4e0e6c7ee498e10bcdb40ce37a62c1;p=thirdparty%2Fxfsprogs-dev.git

xfs_db: fix a complaint about a printf buffer overrun

gcc 11 warns that stack_f doesn't allocate a sufficiently large buffer
to hold the printf output.  I don't think the io cursor stack is really
going to grow to 4 billion levels deep, but let's fix this anyway.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Eric Sandeen <sandeen@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Eric Sandeen <sandeen@sandeen.net>
---

diff --git a/db/io.c b/db/io.c
index 98f4e6050..bfc86cc4a 100644
--- a/db/io.c
+++ b/db/io.c
@@ -638,7 +638,7 @@ stack_f(
 	char	**argv)
 {
 	int	i;
-	char	tagbuf[8];
+	char	tagbuf[14];
 
 	for (i = iocur_sp; i > 0; i--) {
 		snprintf(tagbuf, sizeof(tagbuf), "%d: ", i);