tap: Send frames after the first one in tap_send_frames_pasta()

...instead of repeatedly sending out the first one in iov. Fixes: e21ee41 ("tcp: Combine two parts of pasta tap send path together") Signed-off-by: Stefano Brivio <[email protected]>
AkihiroSuda · Feb 12, 2023 · ac15359 · ac15359
1 parent d8921da
commit ac15359
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/tap.c b/tap.c
@@ -316,12 +316,13 @@ static void tap_send_frames_pasta(struct ctx *c,
 {
 	size_t i;
 
-	for (i = 0; i < n; i++) {
+	for (i = 0; i < n; i++, iov++) {
 		if (write(c->fd_tap, (char *)iov->iov_base, iov->iov_len) < 0) {
 			debug("tap write: %s", strerror(errno));
 			if (errno != EAGAIN && errno != EWOULDBLOCK)
 				tap_handler(c, c->fd_tap, EPOLLERR, NULL);
 			i--;
+			iov--;
 		}
 	}
 }