client: Rearrange ring_to_iovec() for clarity

Signed-off-by: Markus Armbruster <armbru@pond.sub.org>

diff --git a/src/client/ringbuf.c b/src/client/ringbuf.c
index ec79ef86db76976ab81304924cc12e9e54c7fe24..99d1fe30c247b57195a02024ac47defcc5e51e9a 100644 (file)
--- a/src/client/ringbuf.c
+++ b/src/client/ringbuf.c
@@ -229,18 +229,17 @@ ring_to_iovec(struct ring *r, struct iovec iov[])
        return 0;
 
     iov[0].iov_base = r->buf + cons;
-    if (prod <= cons) {
-       /* r->buf[cons..] */
-       iov[0].iov_len = RING_SIZE - cons;
-       /* r->buf[..prod-1] */
-       iov[1].iov_base = r->buf;
-       iov[1].iov_len = prod;
-       return 2;
-    } else {
+    if (prod > cons) {
        /* r->buf[cons..prod-1] */
        iov[0].iov_len = prod - cons;
        return 1;
     }
+    /* r->buf[cons..] */
+    iov[0].iov_len = RING_SIZE - cons;
+    /* r->buf[..prod-1] */
+    iov[1].iov_base = r->buf;
+    iov[1].iov_len = prod;
+    return 2;
 }
 
 /*