From: Andy Green <andy@warmcat.com>
Date: Mon, 14 May 2018 05:00:06 +0000 (+0800)
Subject: bus/pci: replace strncpy by strlcpy
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=fe5f777b538301ecadf3fee5c30dd0b289f50c7c;p=dpdk.git

bus/pci: replace strncpy by strlcpy

In function ‘pci_get_kernel_driver_by_path’,
    inlined from ‘pci_scan_one.isra.1’ at
	drivers/bus/pci/linux/pci.c:317:8:
drivers/bus/pci/linux/pci.c:57:3: error:
‘strncpy’ specified bound depends on the length of the source argument
[-Werror=stringop-overflow=]
   strncpy(dri_name, name + 1, strlen(name + 1) + 1);

Fixes: d9a8cd9595f2 ("pci: add kernel driver type")
Cc: stable@dpdk.org

Signed-off-by: Andy Green <andy@warmcat.com>
Acked-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
---

diff --git a/drivers/bus/pci/linux/pci.c b/drivers/bus/pci/linux/pci.c
index 4630a8057f..a73ee49c2f 100644
--- a/drivers/bus/pci/linux/pci.c
+++ b/drivers/bus/pci/linux/pci.c
@@ -54,7 +54,7 @@ pci_get_kernel_driver_by_path(const char *filename, char *dri_name)
 
 	name = strrchr(path, '/');
 	if (name) {
-		strncpy(dri_name, name + 1, strlen(name + 1) + 1);
+		strlcpy(dri_name, name + 1, sizeof(dri_name));
 		return 0;
 	}