[PATCH v2 04/16] bus/vdev: verify strdup return value

[Chengwen Feng]

Add verify strdup return value logic.

Fixes: 64051bb1f144 ("devargs: unify scratch buffer storage")
Cc: stable at dpdk.org

Signed-off-by: Chengwen Feng <fengchengwen at huawei.com>
---
 drivers/bus/vdev/vdev.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/bus/vdev/vdev.c b/drivers/bus/vdev/vdev.c
index 7974b27295..05582f1727 100644
--- a/drivers/bus/vdev/vdev.c
+++ b/drivers/bus/vdev/vdev.c
@@ -247,6 +247,10 @@ alloc_devargs(const char *name, const char *args)
 		devargs->data = strdup(args);
 	else
 		devargs->data = strdup("");
+	if (devargs->data == NULL) {
+		free(devargs);
+		return NULL;
+	}
 	devargs->args = devargs->data;
 
 	ret = strlcpy(devargs->name, name, sizeof(devargs->name));
-- 
2.17.1