diff --git a/src/server.c b/src/server.c
index 10f261c..3838d80 100644
--- a/src/server.c
+++ b/src/server.c
@@ -1693,9 +1693,8 @@ static int handle_rr(patty_ax25_server *server,
 
     switch (frame->cr) {
         case PATTY_AX25_FRAME_COMMAND:
-            if (frame->pf) {
-                return patty_ax25_sock_send_rr(sock, PATTY_AX25_FRAME_RESPONSE, 1);
-            }
+            return frame->pf?
+                patty_ax25_sock_send_rr(sock, PATTY_AX25_FRAME_RESPONSE, 1): 0;
 
         case PATTY_AX25_FRAME_RESPONSE:
             sock_flow_start(server, sock);
@@ -1718,9 +1717,8 @@ static int handle_rnr(patty_ax25_server *server,
 
     switch (frame->cr) {
         case PATTY_AX25_FRAME_COMMAND:
-            if (frame->pf) {
-                return patty_ax25_sock_send_rr(sock, PATTY_AX25_FRAME_RESPONSE, 1);
-            }
+            return frame->pf?
+                patty_ax25_sock_send_rr(sock, PATTY_AX25_FRAME_RESPONSE, 1): 0;
 
         case PATTY_AX25_FRAME_RESPONSE:
             sock_flow_stop(server, sock);
@@ -1743,9 +1741,8 @@ static int handle_rej(patty_ax25_server *server,
 
     switch (frame->cr) {
         case PATTY_AX25_FRAME_COMMAND:
-            if (frame->pf) {
-                return patty_ax25_sock_send_rr(sock, PATTY_AX25_FRAME_RESPONSE, 1);
-            }
+            return frame->pf?
+                patty_ax25_sock_send_rr(sock, PATTY_AX25_FRAME_RESPONSE, 1): 0;
 
         case PATTY_AX25_FRAME_RESPONSE:
             sock_flow_start(server, sock);