CLEANUP: checks: remove minor warnings for assigned but not used variables

We don't use the return value from snd_buf/rcv_buf anymore since we only
rely on the connection flags.

diff --git a/src/checks.c b/src/checks.c
index 7895e5d4cc39073ffdda300528910ed62a4c2454..32f8c9176549cbc5c564113be018ccc48ac0e24f 100644 (file)
--- a/src/checks.c
+++ b/src/checks.c
@@ -792,9 +792,7 @@ static void event_srv_chk_w(struct connection *conn)
        if (!(s->result & SRV_CHK_ERROR)) {
                /* we don't want to mark 'UP' a server on which we detected an error earlier */
                if (s->check.bo->o) {
-                       int ret;
-
-                       ret = conn->xprt->snd_buf(conn, s->check.bo, MSG_DONTWAIT | MSG_NOSIGNAL);
+                       conn->xprt->snd_buf(conn, s->check.bo, MSG_DONTWAIT | MSG_NOSIGNAL);
                        if (conn->flags & CO_FL_ERROR) {
                                set_server_check_status(s, HCHK_STATUS_L4CON, strerror(errno));
                                goto out_wakeup;
@@ -842,7 +840,6 @@ static void event_srv_chk_w(struct connection *conn)
  */
 static void event_srv_chk_r(struct connection *conn)
 {
-       int len;
        struct server *s = conn->owner;
        struct task *t = s->check.task;
        char *desc;
@@ -875,7 +872,7 @@ static void event_srv_chk_r(struct connection *conn)
 
        done = 0;
 
-       len = conn->xprt->rcv_buf(conn, s->check.bi, s->check.bi->size);
+       conn->xprt->rcv_buf(conn, s->check.bi, s->check.bi->size);
        if (conn->flags & (CO_FL_ERROR | CO_FL_SOCK_RD_SH | CO_FL_DATA_RD_SH)) {
                done = 1;
                if ((conn->flags & CO_FL_ERROR) && !s->check.bi->i) {