Message ID | 1617762660-54681-1-git-send-email-f.fangjian@huawei.com |
---|---|
State | Accepted |
Commit | 9a446cf97af70ee81ba177703b67ac4955a5edcc |
Headers | show |
Series | [PATCH-next] spi: hisi-kunpeng: Fix Woverflow warning on conversion | expand |
diff --git a/drivers/spi/spi-hisi-kunpeng.c b/drivers/spi/spi-hisi-kunpeng.c index abc0cd5..3f986ba 100644 --- a/drivers/spi/spi-hisi-kunpeng.c +++ b/drivers/spi/spi-hisi-kunpeng.c @@ -358,7 +358,7 @@ static int hisi_spi_transfer_one(struct spi_controller *master, smp_mb(); /* Enable all interrupts and the controller */ - writel(~IMR_MASK, hs->regs + HISI_SPI_IMR); + writel(~(u32)IMR_MASK, hs->regs + HISI_SPI_IMR); writel(1, hs->regs + HISI_SPI_ENR); return 1;
Fix warning Woverflow on type conversion reported on x86_64: drivers/spi/spi-hisi-kunpeng.c:361:9: warning: conversion from 'long unsigned int' to 'u32' {aka 'unsigned int'} changes value from '18446744073709551600' to '4294967280' [-Woverflow] The registers are 32 bit, so fix by casting to u32. Fixes: c770d8631e18 ("spi: Add HiSilicon SPI Controller Driver for Kunpeng SoCs") Cc: Stephen Rothwell <sfr@canb.auug.org.au> Reported-by: kernel test robot <lkp@intel.com> Signed-off-by: Jay Fang <f.fangjian@huawei.com> --- drivers/spi/spi-hisi-kunpeng.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)