tcp: cleanup ca_state mess in tcp_timer

Redundant checks made indentation impossible to follow. However, it might be useful to make this ca_state+is_sack indexed array. Signed-off-by: Ilpo Järvinen <[email protected]> Signed-off-by: David S. Miller <[email protected]>
kishon · Mar 2, 2009 · bc079e9 · bc079e9
1 parent 7363a5b
commit bc079e9
Showing 1 changed file with 10 additions and 13 deletions.
diff --git a/net/ipv4/tcp_timer.c b/net/ipv4/tcp_timer.c
@@ -328,19 +328,16 @@ static void tcp_retransmit_timer(struct sock *sk)
 	if (icsk->icsk_retransmits == 0) {
 		int mib_idx;
 
-		if (icsk->icsk_ca_state == TCP_CA_Disorder ||
-		    icsk->icsk_ca_state == TCP_CA_Recovery) {
-			if (tcp_is_sack(tp)) {
-				if (icsk->icsk_ca_state == TCP_CA_Recovery)
-					mib_idx = LINUX_MIB_TCPSACKRECOVERYFAIL;
-				else
-					mib_idx = LINUX_MIB_TCPSACKFAILURES;
-			} else {
-				if (icsk->icsk_ca_state == TCP_CA_Recovery)
-					mib_idx = LINUX_MIB_TCPRENORECOVERYFAIL;
-				else
-					mib_idx = LINUX_MIB_TCPRENOFAILURES;
-			}
+		if (icsk->icsk_ca_state == TCP_CA_Disorder) {
+			if (tcp_is_sack(tp))
+				mib_idx = LINUX_MIB_TCPSACKFAILURES;
+			else
+				mib_idx = LINUX_MIB_TCPRENOFAILURES;
+		} else if (icsk->icsk_ca_state == TCP_CA_Recovery) {
+			if (tcp_is_sack(tp))
+				mib_idx = LINUX_MIB_TCPSACKRECOVERYFAIL;
+			else
+				mib_idx = LINUX_MIB_TCPRENORECOVERYFAIL;
 		} else if (icsk->icsk_ca_state == TCP_CA_Loss) {
 			mib_idx = LINUX_MIB_TCPLOSSFAILURES;
 		} else {