rdma: stat: initialize ret in stat_qp_show_parse_cb()

In the unlikely case in which the mnl_attr_for_each_nested() cycle is
not executed, this function return an uninitialized value.

Fix this initializing ret to 0.

Fixes: 5937552b42e4 ("rdma: Add "stat qp show" support")
Signed-off-by: Andrea Claudi <aclaudi@redhat.com>
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>

diff --git a/rdma/stat.c b/rdma/stat.c
index 75d452885472b8f2118452e2dfa69abfae7d9ce2..3abedae74534d0dc4186ea974f842dd835481c6e 100644 (file)
--- a/rdma/stat.c
+++ b/rdma/stat.c
@@ -307,7 +307,7 @@ static int stat_qp_show_parse_cb(const struct nlmsghdr *nlh, void *data)
        struct rd *rd = data;
        const char *name;
        uint32_t idx;
-       int ret;
+       int ret = 0;
 
        mnl_attr_parse(nlh, 0, rd_attr_cb, tb);
        if (!tb[RDMA_NLDEV_ATTR_DEV_INDEX] || !tb[RDMA_NLDEV_ATTR_DEV_NAME] ||