vdpa: propagate error from cmd_dev_vstats_show()

Error potentially returned from mnlu_gen_socket_sndrcv() are propagated
for each and every invocation in vdpa. Let's do the same here.

Fixes: 6f97e9c9337b ("vdpa: Add support for reading vdpa device statistics")
Signed-off-by: Andrea Claudi <aclaudi@redhat.com>
Reviewed-by: Parav Pandit <parav@nvidia.com>
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>

diff --git a/vdpa/vdpa.c b/vdpa/vdpa.c
index 27647d73d4986b43337de028b177c69147e680d6..8bbe452c7b2cd078b1a4407bf3c37e921acdd57e 100644 (file)
--- a/vdpa/vdpa.c
+++ b/vdpa/vdpa.c
@@ -986,7 +986,7 @@ static int cmd_dev_vstats_show(struct vdpa *vdpa, int argc, char **argv)
        pr_out_section_start(vdpa, "vstats");
        err = mnlu_gen_socket_sndrcv(&vdpa->nlg, nlh, cmd_dev_vstats_show_cb, vdpa);
        pr_out_section_end(vdpa);
-       return 0;
+       return err;
 }
 
 static int cmd_dev_vstats(struct vdpa *vdpa, int argc, char **argv)