*: Convert connected_free to a double pointer

Set the connected pointer to set the pointer to NULL.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/if.h b/lib/if.h
index 6322290937..6d966a2556 100644
--- a/lib/if.h
+++ b/lib/if.h
@@ -543,7 +543,7 @@ extern ifindex_t ifname2ifindex(const char *ifname, vrf_id_t vrf_id);
 
 /* Connected address functions. */
 extern struct connected *connected_new(void);
-extern void connected_free(struct connected *);
+extern void connected_free(struct connected **connected);
 extern void connected_add(struct interface *, struct connected *);
 extern struct connected *
 connected_add_by_prefix(struct interface *, struct prefix *, struct prefix *);