[linux-yocto] [PATCH 1/3] net: emaclite: fix compile warning in BUFFER_ALIGN

quanyang.wang at windriver.com quanyang.wang at windriver.com
Tue Oct 29 00:56:31 PDT 2019


From: Quanyang Wang <quanyang.wang at windriver.com>

Use ulong instead of u32 to fix compile warning when building
kernel for arm64 (zynqmp):

drivers/net/ethernet/xilinx/xilinx_emaclite.c:98:42: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
   98 | #define BUFFER_ALIGN(adr) ((ALIGNMENT - ((u32)adr)) % ALIGNMENT)
      |                                          ^

Signed-off-by: Quanyang Wang <quanyang.wang at windriver.com>
---
 drivers/net/ethernet/xilinx/xilinx_emaclite.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c
index 37fb0f6f5fee..134da2d726a7 100644
--- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c
+++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c
@@ -95,7 +95,7 @@
 #define ALIGNMENT		4
 
 /* BUFFER_ALIGN(adr) calculates the number of bytes to the next alignment. */
-#define BUFFER_ALIGN(adr) ((ALIGNMENT - ((u32)adr)) % ALIGNMENT)
+#define BUFFER_ALIGN(adr) ((ALIGNMENT - ((ulong)adr)) % ALIGNMENT)
 
 #ifdef __BIG_ENDIAN
 #define xemaclite_readl		ioread32be
-- 
2.17.1



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