From: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> [ Upstream commit 200f351e27f014fcbf69b544b0b4b72aeaf45fd3 ] Fix build warning in arch/hexagon/kernel/dma.c by casting a void * to unsigned long to match the function parameter type. ../arch/hexagon/kernel/dma.c: In function 'arch_dma_alloc': ../arch/hexagon/kernel/dma.c:51:5: warning: passing argument 2 of 'gen_pool_add' makes integer from pointer without a cast [enabled by default] ../include/linux/genalloc.h:112:19: note: expected 'long unsigned int' but argument is of type 'void *' Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> Cc: Yoshinori Sato <ysato@xxxxxxxxxxxxxxxxxxxx> Cc: Rich Felker <dalias@xxxxxxxx> Cc: linux-sh@xxxxxxxxxxxxxxx Patch-mainline: linux-kernel @ 07/20/2018, 20:17 [rkuo@xxxxxxxxxxxxxx: fixed architecture name] Signed-off-by: Richard Kuo <rkuo@xxxxxxxxxxxxxx> Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxxxx> --- arch/hexagon/kernel/dma.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/hexagon/kernel/dma.c b/arch/hexagon/kernel/dma.c index b74f9bae31a3..5a821e1c4b9b 100644 --- a/arch/hexagon/kernel/dma.c +++ b/arch/hexagon/kernel/dma.c @@ -79,7 +79,7 @@ static void *hexagon_dma_alloc_coherent(struct device *dev, size_t size, panic("Can't create %s() memory pool!", __func__); else gen_pool_add(coherent_pool, - pfn_to_virt(max_low_pfn), + (unsigned long)pfn_to_virt(max_low_pfn), hexagon_coherent_pool_size, -1); } -- 2.17.1