diff -up ./src/ccid_usb.c.coverity ./src/ccid_usb.c

--- ./src/ccid_usb.c.coverity	2018-05-23 13:08:07.321600659 -0700

+++ ./src/ccid_usb.c	2018-05-23 13:20:29.927742791 -0700

@@ -1040,7 +1040,7 @@ static unsigned int *get_data_rates(unsi

 			n = len;

 	}

-	int_array = calloc(n+1, sizeof(int));

+	int_array = calloc(n+1, sizeof(int_array[0]));

 	if (NULL == int_array)

 	{

 		DEBUG_CRITICAL("Memory allocation failed");

diff -up ./src/ifdhandler.c.coverity ./src/ifdhandler.c

--- ./src/ifdhandler.c.coverity	2018-05-23 13:08:25.497629268 -0700

+++ ./src/ifdhandler.c	2018-05-23 13:19:08.247618812 -0700

@@ -139,8 +139,10 @@ static RESPONSECODE CreateChannelByNameO

 		/* The reader may have to start here so give it some time */

 		ret = CmdGetSlotStatus(reader_index, pcbuffer);

-		if (IFD_NO_SUCH_DEVICE == ret)

-			return ret;

+		if (IFD_NO_SUCH_DEVICE == ret) {

+			return_value = ret;

+			goto error;

+		}

 		/* save the current read timeout computed from card capabilities */

 		oldReadTimeout = ccid_descriptor->readTimeout;