net/virtio-user: fix build with gcc 6

The error is reported using test build script:

$ scripts/test-build.sh x86_64-native-linuxapp-gcc
...
drivers/net/virtio/virtio_user_ethdev.c:345:2: error:
  this ‘if’ clause does not guard... [-Werror=misleading-indentation]
  if (rte_kvargs_count(kvlist, VIRTIO_USER_ARG_PATH) == 1)
    ^~

Fixes: 404bd6bfe360 ("net/virtio-user: fix return value not checked")

Signed-off-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Acked-by: Yuanhan Liu <yuanhan.liu@linux.intel.com>

diff --git a/drivers/net/virtio/virtio_user_ethdev.c b/drivers/net/virtio/virtio_user_ethdev.c
index 782d7d3..6b4f66e 100644 (file)
--- a/drivers/net/virtio/virtio_user_ethdev.c
+++ b/drivers/net/virtio/virtio_user_ethdev.c
@@ -342,7 +342,7 @@ virtio_user_pmd_devinit(const char *name, const char *params)
                goto end;
        }
 
-       if (rte_kvargs_count(kvlist, VIRTIO_USER_ARG_PATH) == 1)
+       if (rte_kvargs_count(kvlist, VIRTIO_USER_ARG_PATH) == 1) {
                ret = rte_kvargs_process(kvlist, VIRTIO_USER_ARG_PATH,
                                         &get_string_arg, &path);
                if (ret < 0) {
@@ -350,7 +350,7 @@ virtio_user_pmd_devinit(const char *name, const char *params)
                                     VIRTIO_USER_ARG_PATH);
                        goto end;
                }
-       else {
+       } else {
                PMD_INIT_LOG(ERR, "arg %s is mandatory for virtio-user\n",
                          VIRTIO_USER_ARG_QUEUE_SIZE);
                goto end;