remove possible overflow in capi_number()

2005-08-29 14:58:36 +00:00 · 2005-08-29 14:58:36 +00:00 · 2356a1f435
parent 398aa1b09f
commit 2356a1f435
1 changed files with 2 additions and 2 deletions
--- a/chan_capi.c
+++ b/chan_capi.c
@ -697,8 +697,8 @@ static char *capi_number_func(unsigned char *data, unsigned int strip, char *buf
 		len = data[0];
 		data += 1;
 	}
-	if (len > AST_MAX_EXTENSION)
-		len = AST_MAX_EXTENSION;
+	if (len > (AST_MAX_EXTENSION - 1))
+		len = (AST_MAX_EXTENSION - 1);
 	
 	/* convert a capi struct to a \0 terminated string */
 	if ((!len) || (len < strip))