diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c
index a187f08113ec..66954b495e8d 100644
--- a/drivers/net/usb/cdc_ncm.c
+++ b/drivers/net/usb/cdc_ncm.c
@@ -150,7 +150,7 @@ static u32 cdc_ncm_check_rx_max(struct usbnet *dev, u32 new_rx)
 
 	/* clamp new_rx to sane values */
 	min = USB_CDC_NCM_NTB_MIN_IN_SIZE;
-	max = min_t(u32, CDC_NCM_NTB_MAX_SIZE_RX, le32_to_cpu(ctx->ncm_parm.dwNtbInMaxSize));
+	max = min_t(u32, 131072, le32_to_cpu(ctx->ncm_parm.dwNtbInMaxSize));
 
 	/* dwNtbInMaxSize spec violation? Use MIN size for both limits */
 	if (max < min) {
@@ -612,7 +612,7 @@ static int cdc_ncm_setup(struct usbnet *dev)
 	/* be conservative when selecting intial buffer size to
 	 * increase the number of hosts this will work for
 	 */
-	def_rx = min_t(u32, CDC_NCM_NTB_DEF_SIZE_RX,
+	def_rx = min_t(u32, 131072,
 		       le32_to_cpu(ctx->ncm_parm.dwNtbInMaxSize));
 	def_tx = min_t(u32, CDC_NCM_NTB_DEF_SIZE_TX,
 		       le32_to_cpu(ctx->ncm_parm.dwNtbOutMaxSize));