drivers/net: fix FW version query

[dpdk.git] / drivers / net / dpaa / dpaa_ethdev.c

diff --git a/drivers/net/dpaa/dpaa_ethdev.c b/drivers/net/dpaa/dpaa_ethdev.c
index 176943a..57ee660 100644 (file)
--- a/drivers/net/dpaa/dpaa_ethdev.c
+++ b/drivers/net/dpaa/dpaa_ethdev.c
@@ -532,9 +532,11 @@ dpaa_fw_version_get(struct rte_eth_dev *dev __rte_unused,
 
        ret = snprintf(fw_version, fw_size, "SVR:%x-fman-v%x",
                       svr_ver, fman_ip_rev);
-       ret += 1; /* add the size of '\0' */
+       if (ret < 0)
+               return -EINVAL;
 
-       if (fw_size < (uint32_t)ret)
+       ret += 1; /* add the size of '\0' */
+       if (fw_size < (size_t)ret)
                return ret;
        else
                return 0;