[PATCH 3/6] net: tftp: check for error when retrying

[Wolfram Sang]

Signed-off-by: Wolfram Sang <w.sang at pengutronix.de>
---
 net/tftp.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/net/tftp.c b/net/tftp.c
index 45ac7ad..243ad0a 100644
--- a/net/tftp.c
+++ b/net/tftp.c
@@ -345,7 +345,9 @@ static int do_tftpb(int argc, char *argv[])
 		net_poll();
 		if (is_timeout(tftp_timer_start, SECOND)) {
 			show_progress(-1);
-			tftp_send();
+			tftp_err = tftp_send();
+			if (tftp_err)
+				goto out_unreg;
 		}
 	}
 out_unreg:
-- 
1.7.9.1