--- zzzz-none-000/linux-4.9.231/include/uapi/linux/spi/spidev.h	2020-07-22 07:10:54.000000000 +0000
+++ falcon-5590-729/linux-4.9.231/include/uapi/linux/spi/spidev.h	2022-03-30 12:03:35.000000000 +0000
@@ -112,8 +112,7 @@
 
 /* not all platforms use <asm-generic/ioctl.h> or _IOC_TYPECHECK() ... */
 #define SPI_MSGSIZE(N) \
-	((((N)*(sizeof (struct spi_ioc_transfer))) < (1 << _IOC_SIZEBITS)) \
-		? ((N)*(sizeof (struct spi_ioc_transfer))) : 0)
+	((((N) * (sizeof(struct spi_ioc_transfer))) < (1 << 13)) ? ((N) * (sizeof(struct spi_ioc_transfer))) : 0)
 #define SPI_IOC_MESSAGE(N) _IOW(SPI_IOC_MAGIC, 0, char[SPI_MSGSIZE(N)])