linux-kernel - [PATCH 2/3] tools: hv: fix a compile warning in snprintf

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Date:   Wed, 19 Oct 2016 18:06:48 +0800
From:   Weibing Zhang <atheism.zhang@...il.com>
To:     kys@...rosoft.com, haiyangz@...rosoft.com
Cc:     devel@...uxdriverproject.org, linux-kernel@...r.kernel.org,
        Weibing Zhang <atheism.zhang@...il.com>
Subject: [PATCH 2/3] tools: hv: fix a compile warning in snprintf

hv_kvp_daemon.c: In function ‘kvp_mac_to_if_name’:
hv_kvp_daemon.c:705:2: warning: format not a string literal and no format arguments [-Wformat-security]
  snprintf(dev_id, sizeof(dev_id), kvp_net_dir);
  ^
hv_kvp_daemon.c:705:2: warning: format not a string literal and no format arguments [-Wformat-security]

Signed-off-by: Weibing Zhang <atheism.zhang@...il.com>
---
 tools/hv/hv_kvp_daemon.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/hv/hv_kvp_daemon.c b/tools/hv/hv_kvp_daemon.c
index bc7adb8..bb0719b 100644
--- a/tools/hv/hv_kvp_daemon.c
+++ b/tools/hv/hv_kvp_daemon.c
@@ -702,7 +702,7 @@ static char *kvp_mac_to_if_name(char *mac)
 	if (dir == NULL)
 		return NULL;
 
-	snprintf(dev_id, sizeof(dev_id), kvp_net_dir);
+	snprintf(dev_id, sizeof(dev_id), "%s", kvp_net_dir);
 	q = dev_id + strlen(kvp_net_dir);
 
 	while ((entry = readdir(dir)) != NULL) {
-- 
2.7.4