Fix AEL max character bug (bug #4837)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@6259 65c4cc65-6c06-0410-ace0-fbb531ad65f3
20 years ago · d5a51058cc
parent 2d108b8826
commit d5a51058cc
1 changed files with 1 additions and 1 deletions
--- a/pbx/pbx_ael.c
+++ b/pbx/pbx_ael.c
@ -1149,7 +1149,7 @@ static int ast_ael_compile(struct ast_context **local_contexts, const char *file
 	buf[0] = 0;
 	bufsiz = 4096;
 	while(!feof(f)) {
-		if (strlen(buf) - bufsiz < 2048) {
+		if (bufsiz - strlen(buf) < 2048) {
 			bufsiz += 4096;
 			tbuf = realloc(buf, bufsiz);
 			if (tbuf) {