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-rw-r--r--src/net/udp/tftp.c14
1 files changed, 9 insertions, 5 deletions
diff --git a/src/net/udp/tftp.c b/src/net/udp/tftp.c
index f4e9f4c61..7cd211e41 100644
--- a/src/net/udp/tftp.c
+++ b/src/net/udp/tftp.c
@@ -1245,11 +1245,15 @@ static int tftp_apply_settings ( void ) {
* applicators.
*/
if ( tftp_server.s_addr != last_tftp_server.s_addr ) {
- snprintf ( uri_string, sizeof ( uri_string ),
- "tftp://%s/", inet_ntoa ( tftp_server ) );
- uri = parse_uri ( uri_string );
- if ( ! uri )
- return -ENOMEM;
+ if ( tftp_server.s_addr ) {
+ snprintf ( uri_string, sizeof ( uri_string ),
+ "tftp://%s/", inet_ntoa ( tftp_server ) );
+ uri = parse_uri ( uri_string );
+ if ( ! uri )
+ return -ENOMEM;
+ } else {
+ uri = NULL;
+ }
churi ( uri );
uri_put ( uri );
}