diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index b9aef0aea6..6e81198d03 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,7 @@
+2013-03-07  Pedro Alves  <palves@redhat.com>
+
+	* ser-tcp.c (tcp_retry_limit): Change type to unsigned int.
+
 2013-03-07  Pedro Alves  <palves@redhat.com>
 
 	* remote.c (hex2bin, bin2hex): Move extern declarations to ...
diff --git a/gdb/ser-tcp.c b/gdb/ser-tcp.c
index f9615d56b3..34c6af1f31 100644
--- a/gdb/ser-tcp.c
+++ b/gdb/ser-tcp.c
@@ -72,7 +72,7 @@ static int tcp_auto_retry = 1;
 
 /* Timeout period for connections, in seconds.  */
 
-static int tcp_retry_limit = 15;
+static unsigned int tcp_retry_limit = 15;
 
 /* How many times per second to poll deprecated_ui_loop_hook.  */