AF_XDP-interaction: Fix compiler warnings

netoptimizer · netoptimizer · commit 96e5daf52cca · 2022-01-21T12:05:09.000+01:00
warning: suggest parentheses around assignment used as truth value

Signed-off-by: Jesper Dangaard Brouer &lt;brouer@redhat.com&gt;
diff --git a/AF_XDP-interaction/af_xdp_user.c b/AF_XDP-interaction/af_xdp_user.c
@@ -1652,7 +1652,7 @@ int main(int argc, char **argv)
 	 * check return value seen from sendto() syscall, until it
 	 * doesn't return an error.
 	 */
-	while (err = tx_pkt(&cfg, xsks.sockets[0])) {
+	while ((err = tx_pkt(&cfg, xsks.sockets[0]))) {
 		fprintf(stderr, "WARN(%d): Failed to Tx pkt, will retry\n", err);
 		sleep(1);
 	}

Original file line number	Diff line number	Diff line change
`@@ -1652,7 +1652,7 @@ int main(int argc, char **argv)`
`1652`	`1652`	`* check return value seen from sendto() syscall, until it`
`1653`	`1653`	`* doesn't return an error.`
`1654`	`1654`	`*/`
`1655`		`- while (err = tx_pkt(&cfg, xsks.sockets[0])) {`
	`1655`	`+ while ((err = tx_pkt(&cfg, xsks.sockets[0]))) {`
`1656`	`1656`	`fprintf(stderr, "WARN(%d): Failed to Tx pkt, will retry\n", err);`
`1657`	`1657`	`sleep(1);`
`1658`	`1658`	`}`