src: fix -Wsign-compare warning on OS X

By casting `SCARD_E_INSUFFICIENT_BUFFER` to `LONG`.
2017-03-01 22:37:23 +01:00
parent fb6b219d66
commit a5a02f8e82
1 changed files with 1 additions and 1 deletions
--- a/src/pcsclite.cpp
+++ b/src/pcsclite.cpp
@@ -290,7 +290,7 @@ LONG PCSCLite::get_card_readers(PCSCLite* pcsclite, AsyncResult* async_result) {
        readers_name_length = 0;
 #ifndef SCARD_AUTOALLOCATE
        /* Retry in case of insufficient buffer error */
-        if (result == SCARD_E_INSUFFICIENT_BUFFER) {
+        if (result == (LONG)SCARD_E_INSUFFICIENT_BUFFER) {
            result = get_card_readers(pcsclite, async_result);
        }
 #endif