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Diffstat (limited to 'networking')
-rw-r--r--networking/tftp.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/networking/tftp.c b/networking/tftp.c
index 334d03b..9b97477 100644
--- a/networking/tftp.c
+++ b/networking/tftp.c
@@ -320,7 +320,7 @@ static inline int tftp(const int cmd, const struct hostent *host,
FD_ZERO(&rfds);
FD_SET(socketfd, &rfds);
- switch (select(FD_SETSIZE, &rfds, NULL, NULL, &tv)) {
+ switch (select(socketfd + 1, &rfds, NULL, NULL, &tv)) {
case 1:
len = recvfrom(socketfd, buf, tftp_bufsize, 0,
(struct sockaddr *) &from, &fromlen);
@@ -463,6 +463,11 @@ static inline int tftp(const int cmd, const struct hostent *host,
--block_nr;
opcode = TFTP_ACK;
continue;
+ } else if (tmp + 1 == block_nr) {
+ /* Server lost our TFTP_ACK. Resend it */
+ block_nr = tmp;
+ opcode = TFTP_ACK;
+ continue;
}
}