kernel: generic: Add kernel 4.14 support
[openwrt/openwrt.git] / target / linux / generic / hack-4.14 / 214-spidev_h_portability.patch
1 From be9be95ff10e16a5b4ad36f903978d0cc5747024 Mon Sep 17 00:00:00 2001
2 From: Felix Fietkau <nbd@nbd.name>
3 Date: Fri, 7 Jul 2017 17:04:08 +0200
4 Subject: kernel: fix linux/spi/spidev.h portability issues with musl
5
6 Felix will try to get this define included into musl
7
8 lede-commit: 795e7cf60de19e7a076a46874fab7bb88b43bbff
9 Signed-off-by: Felix Fietkau <nbd@nbd.name>
10 ---
11 include/uapi/linux/spi/spidev.h | 2 +-
12 1 file changed, 1 insertion(+), 1 deletion(-)
13
14 --- a/include/uapi/linux/spi/spidev.h
15 +++ b/include/uapi/linux/spi/spidev.h
16 @@ -113,7 +113,7 @@ struct spi_ioc_transfer {
17
18 /* not all platforms use <asm-generic/ioctl.h> or _IOC_TYPECHECK() ... */
19 #define SPI_MSGSIZE(N) \
20 - ((((N)*(sizeof (struct spi_ioc_transfer))) < (1 << _IOC_SIZEBITS)) \
21 + ((((N)*(sizeof (struct spi_ioc_transfer))) < (1 << 13)) \
22 ? ((N)*(sizeof (struct spi_ioc_transfer))) : 0)
23 #define SPI_IOC_MESSAGE(N) _IOW(SPI_IOC_MAGIC, 0, char[SPI_MSGSIZE(N)])
24