- revert incorrect select change

1 files changed, 5 insertions, 7 deletions

diff --git a/networking/tftp.c b/networking/tftp.c
index e32c5de38..e1b6f403c 100644
--- a/networking/tftp.c
+++ b/networking/tftp.c
@@ -150,7 +150,7 @@ static int tftp(const int cmd, const struct hostent *host,
         socklen_t fromlen;
         fd_set rfds;
         int socketfd;
-        int len, itmp;
+        int len;
         int opcode = 0;
         int finished = 0;
         int timeout = TFTP_NUM_RETRIES;
@@ -308,8 +308,8 @@ static int tftp(const int cmd, const struct hostent *host,
                         FD_ZERO(&rfds);
                         FD_SET(socketfd, &rfds);
 
-                        itmp = select(socketfd + 1, &rfds, NULL, NULL, &tv);
-                        if (itmp == 1) {
+                        switch (select(socketfd + 1, &rfds, NULL, NULL, &tv)) {
+                        case 1:
                                 len = recvfrom(socketfd, buf, tftp_bufsize, 0,
                                                            (struct sockaddr *) &from, &fromlen);
 
@@ -330,8 +330,7 @@ static int tftp(const int cmd, const struct hostent *host,
                                 /* fall-through for bad packets! */
                                 /* discard the packet - treat as timeout */
                                 timeout = TFTP_NUM_RETRIES;
-
-                        } else if (itmp == 0) {
+                        case 0:
                                 bb_error_msg("timeout");
 
                                 timeout--;
@@ -340,8 +339,7 @@ static int tftp(const int cmd, const struct hostent *host,
                                         bb_error_msg("last timeout");
                                 }
                                 break;
-
-                        } else {
+                        default:
                                 bb_perror_msg("select");
                                 len = -1;
                         }