drivers/net/ethernet/smsc/smc911x.c: In function ‘smc911x_hardware_send_pkt’:
drivers/net/ethernet/smsc/smc911x.c:471:11: warning: cast from pointer to 
integer of different size [-Wpointer-to-int-cast]
  471 |  cmdA = (((u32)skb->data & 0x3) << 16) |

When built on 64bit targets, the skb->data pointer cannot be cast to a
u32 in a meaningful way. Use uintptr_t instead.

Suggested-by: Nicolas Pitre <n...@fluxnic.net>
Signed-off-by: Andrew Lunn <and...@lunn.ch>
---
 drivers/net/ethernet/smsc/smc911x.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/smsc/smc911x.c 
b/drivers/net/ethernet/smsc/smc911x.c
index ac1a764364fb..22cdbf12c823 100644
--- a/drivers/net/ethernet/smsc/smc911x.c
+++ b/drivers/net/ethernet/smsc/smc911x.c
@@ -465,9 +465,9 @@ static void smc911x_hardware_send_pkt(struct net_device 
*dev)
                        TX_CMD_A_INT_FIRST_SEG_ | TX_CMD_A_INT_LAST_SEG_ |
                        skb->len;
 #else
-       buf = (char*)((u32)skb->data & ~0x3);
-       len = (skb->len + 3 + ((u32)skb->data & 3)) & ~0x3;
-       cmdA = (((u32)skb->data & 0x3) << 16) |
+       buf = (char *)((uintptr_t)skb->data & ~0x3);
+       len = (skb->len + 3 + ((uintptr_t)skb->data & 3)) & ~0x3;
+       cmdA = (((uintptr_t)skb->data & 0x3) << 16) |
                        TX_CMD_A_INT_FIRST_SEG_ | TX_CMD_A_INT_LAST_SEG_ |
                        skb->len;
 #endif
-- 
2.29.2

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