linux-kernel - [PATCH] 9p/xen: Fix format argument warning

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Date:   Fri, 9 Oct 2020 16:05:52 +0800
From:   Ye Bin <yebin10@...wei.com>
To:     <ericvh@...il.com>, <lucho@...kov.net>, <asmadeus@...ewreck.org>,
        <davem@...emloft.net>, <kuba@...nel.org>,
        <v9fs-developer@...ts.sourceforge.net>, <netdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
CC:     Ye Bin <yebin10@...wei.com>
Subject: [PATCH] 9p/xen: Fix format argument warning

Fix follow warnings:
[net/9p/trans_xen.c:454]: (warning) %u in format string (no. 1) requires
'unsigned int' but the argument type is 'int'.
[net/9p/trans_xen.c:460]: (warning) %u in format string (no. 1) requires
'unsigned int' but the argument type is 'int'.

Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Ye Bin <yebin10@...wei.com>
---
 net/9p/trans_xen.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/9p/trans_xen.c b/net/9p/trans_xen.c
index bc8807d9281f..f4fea28e05da 100644
--- a/net/9p/trans_xen.c
+++ b/net/9p/trans_xen.c
@@ -451,13 +451,13 @@ static int xen_9pfs_front_probe(struct xenbus_device *dev,
 		char str[16];
 
 		BUILD_BUG_ON(XEN_9PFS_NUM_RINGS > 9);
-		sprintf(str, "ring-ref%u", i);
+		sprintf(str, "ring-ref%d", i);
 		ret = xenbus_printf(xbt, dev->nodename, str, "%d",
 				    priv->rings[i].ref);
 		if (ret)
 			goto error_xenbus;
 
-		sprintf(str, "event-channel-%u", i);
+		sprintf(str, "event-channel-%d", i);
 		ret = xenbus_printf(xbt, dev->nodename, str, "%u",
 				    priv->rings[i].evtchn);
 		if (ret)
-- 
2.16.2.dirty