[dpdk-dev] [PATCH 2/3] vmbus: make sure path is null terminated
Stephen Hemminger
stephen at networkplumber.org
Mon Aug 6 20:11:07 CEST 2018
Use strlcpy rather than strncpy to avoid any issues about
null termination.
Coverity issue 302859
Fixes: 831dba47bd36 ("bus/vmbus: add Hyper-V virtual bus support")
Signed-off-by: Stephen Hemminger <sthemmin at microsoft.com>
---
drivers/bus/vmbus/linux/vmbus_uio.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/bus/vmbus/linux/vmbus_uio.c b/drivers/bus/vmbus/linux/vmbus_uio.c
index 0b1b153cc017..bc2c6235e6bc 100644
--- a/drivers/bus/vmbus/linux/vmbus_uio.c
+++ b/drivers/bus/vmbus/linux/vmbus_uio.c
@@ -18,6 +18,7 @@
#include <rte_common.h>
#include <rte_malloc.h>
#include <rte_bus_vmbus.h>
+#include <rte_string_fns.h>
#include "private.h"
@@ -89,7 +90,7 @@ vmbus_uio_alloc_resource(struct rte_vmbus_device *dev,
goto error;
}
- strncpy((*uio_res)->path, devname, PATH_MAX);
+ strlcpy((*uio_res)->path, devname, PATH_MAX);
rte_uuid_copy((*uio_res)->id, dev->device_id);
return 0;
--
2.18.0
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