[dpdk-dev] [PATCH v2] kni: fix the type for MAC address

[Jie Pan <panjie5@jd.com>]

The type for MAC address should be unsigned.

Fixes: 1cfe212ed17a ("kni: support MAC address change")
Cc: stable@dpdk.org

Signed-off-by: Jie Pan <panjie5@jd.com>
---
 kernel/linux/kni/kni_misc.c                       | 2 +-
 lib/librte_eal/linux/eal/include/rte_kni_common.h | 2 +-
 lib/librte_kni/rte_kni.h                          | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/kernel/linux/kni/kni_misc.c b/kernel/linux/kni/kni_misc.c
index 31845e1..b6f474d 100644
--- a/kernel/linux/kni/kni_misc.c
+++ b/kernel/linux/kni/kni_misc.c
@@ -447,7 +447,7 @@ struct kni_net {
 		ether_addr_copy(net_dev->dev_addr, kni->lad_dev->dev_addr);
 	else {
 		/* if user has provided a valid mac address */
-		if (is_valid_ether_addr((unsigned char *)(dev_info.mac_addr)))
+		if (is_valid_ether_addr(dev_info.mac_addr))
 			memcpy(net_dev->dev_addr, dev_info.mac_addr, ETH_ALEN);
 		else
 			/*
diff --git a/lib/librte_eal/linux/eal/include/rte_kni_common.h b/lib/librte_eal/linux/eal/include/rte_kni_common.h
index 5afa087..5db5a13 100644
--- a/lib/librte_eal/linux/eal/include/rte_kni_common.h
+++ b/lib/librte_eal/linux/eal/include/rte_kni_common.h
@@ -127,7 +127,7 @@ struct rte_kni_device_info {
 	/* mbuf size */
 	unsigned mbuf_size;
 	unsigned int mtu;
-	char mac_addr[6];
+	uint8_t mac_addr[6];
 };
 
 #define KNI_DEVICE "kni"
diff --git a/lib/librte_kni/rte_kni.h b/lib/librte_kni/rte_kni.h
index 9a9a7d7..c93d3a9 100644
--- a/lib/librte_kni/rte_kni.h
+++ b/lib/librte_kni/rte_kni.h
@@ -68,7 +68,7 @@ struct rte_kni_conf {
 
 	__extension__
 	uint8_t force_bind : 1; /* Flag to bind kernel thread */
-	char mac_addr[ETHER_ADDR_LEN]; /* MAC address assigned to KNI */
+	uint8_t mac_addr[ETHER_ADDR_LEN]; /* MAC address assigned to KNI */
 	uint16_t mtu;
 };
 
-- 
1.8.3.1