openwrt_archive/target/linux/generic/patches-3.18/214-spidev_h_portability.patch
Felix Fietkau 6afe8bb3d9 kernel: fix linux/spi/spidev.h portability issues with musl
Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 45105
2015-03-29 04:28:24 +00:00

12 lines
482 B
Diff

--- a/include/uapi/linux/spi/spidev.h
+++ b/include/uapi/linux/spi/spidev.h
@@ -111,7 +111,7 @@ 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)])