From adca3c38d807b341a965d0aba8721d0784d8471b Mon Sep 17 00:00:00 2001
From: Christophe Ricard <christophe.ricard@gmail.com>
Date: Mon, 17 Aug 2015 08:33:43 +0200
Subject: [PATCH] nfc: netlink: Warning fix
When NFC_ATTR_VENDOR_DATA is not set, data_len is 0 and data is NULL.
Fixes the following warning:
net/nfc/netlink.c:1536:3: warning: 'data' may be used uninitialized
+in this function [-Wmaybe-uninitialized]
return cmd->doit(dev, data, data_len);
Cc: stable@vger.kernel.org
Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
---
net/nfc/netlink.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/net/nfc/netlink.c b/net/nfc/netlink.c
index 81dfaaacfc4d..73d1ca7c546c 100644
--- a/net/nfc/netlink.c
+++ b/net/nfc/netlink.c
@@ -1524,6 +1524,7 @@ static int nfc_genl_vendor_cmd(struct sk_buff *skb,
if (data_len == 0)
return -EINVAL;
} else {
+ data = NULL;
data_len = 0;
}