openwrt/target/linux/generic/pending-4.4/214-spidev_h_portability.patch
Rosen Penev 7a318bc1a1 kernel: Update kernel 4.4 to 4.4.100
Run-tested on ramips

Signed-off-by: Rosen Penev <rosenp@gmail.com>
2017-11-25 19:48:39 +01:00

12 lines
482 B
Diff

--- a/include/uapi/linux/spi/spidev.h
+++ b/include/uapi/linux/spi/spidev.h
@@ -112,7 +112,7 @@ struct spi_ioc_transfer {
/* 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))) < (1 << 13)) \
? ((N)*(sizeof (struct spi_ioc_transfer))) : 0)
#define SPI_IOC_MESSAGE(N) _IOW(SPI_IOC_MAGIC, 0, char[SPI_MSGSIZE(N)])