signed/unsigned compare

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@8793 d0543943-73ff-0310-b7d9-9358b9ac24b2

diff --git a/src/switch_channel.c b/src/switch_channel.c
index 8bf1bcffdb1f8265e7ae1496431f2b5a2368fc32..87858d1b9722d733f109690eff119ed3e963a564 100644 (file)
--- a/src/switch_channel.c
+++ b/src/switch_channel.c
@@ -1751,7 +1751,7 @@ SWITCH_DECLARE(char *) switch_channel_expand_variables(switch_channel_t *channel
                                                }
 
                                                if (offset >= 0) {
-                                                       if (offset > strlen(sub_val)) {
+                                                       if ((size_t)offset > strlen(sub_val)) {
                                                                *sub_val = '\0';
                                                        } else {
                                                                sub_val += offset;