[dpdk-dev] [PATCH] net/i40e: fix value of num parameter for strncpy function
Kirill Rybalchenko
kirill.rybalchenko at intel.com
Mon Oct 23 13:24:49 CEST 2017
num parameter for strncpy() function should be smaller than
actual destination buffer size to allow null termination.
Fixes: 40d1324423a4 ("net/i40e: get ddp profile protocol info")
Signed-off-by: Kirill Rybalchenko <kirill.rybalchenko at intel.com>
---
drivers/net/i40e/rte_pmd_i40e.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/i40e/rte_pmd_i40e.c b/drivers/net/i40e/rte_pmd_i40e.c
index 4881ea0..489f66b 100644
--- a/drivers/net/i40e/rte_pmd_i40e.c
+++ b/drivers/net/i40e/rte_pmd_i40e.c
@@ -1928,7 +1928,7 @@ int rte_pmd_i40e_get_ddp_info(uint8_t *pkg_buff, uint32_t pkg_size,
for (i = j = 0; i < nb_rec; j++) {
pinfo[j].proto_id = tlv->data[0];
strncpy(pinfo[j].name, (const char *)&tlv->data[1],
- I40E_DDP_NAME_SIZE);
+ I40E_DDP_NAME_SIZE - 1);
i += tlv->len;
tlv = &tlv[tlv->len];
}
--
2.5.5
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