silence clang static analyzer

io/iob_send.c

@@ -276,10 +276,8 @@ eagain:
 	      sent=sendmsg(s,&msg,MSG_MORE|ZEROCOPY);
 	      if (sent > 0) totalsent += sent;
 	      if (sent == l) continue;	// we sent as much as we wanted, go for next batch
-	      if (sent >= 0) {	// we wrote something but not the whole batch
-		sent = totalsent;
+	      if (sent >= 0)	// we wrote something but not the whole batch
 		break;
-	      }
 	      // we got an error, maybe EAGAIN
 	      if (errno==EAGAIN) {
 		if (totalsent == 0) {

socket/socket_accept4_flags.c

@@ -24,7 +24,7 @@
 #include "haveaccept4.h"
 
 int socket_accept4_flags(int s, char ip[4], uint16 *port, int flags) {
-  struct sockaddr_in si;
+  struct sockaddr_in si = {0};
   socklen_t len = sizeof si;
   int fd;
 

socket/socket_accept6_flags.c

@@ -34,9 +34,9 @@
 int socket_accept6_flags(int s, char ip[16], uint16* port, uint32* scope_id, int flags)
 {
 #ifdef LIBC_HAS_IP6
-  struct sockaddr_in6 sa;
+  struct sockaddr_in6 sa = { 0 };
 #else
-  struct sockaddr_in sa;
+  struct sockaddr_in sa = { 0 };
 #endif
   socklen_t dummy = sizeof sa;
   int fd;