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authorJakub Kicinski <kuba@kernel.org>2021-10-14 17:24:31 +0300
committerJakub Kicinski <kuba@kernel.org>2021-10-14 19:22:11 +0300
commit766607570becbd26cab6d66a544dd8d0d964df5a (patch)
tree7fc2b266b5d13ec60efde1af8933606f7b7118da /drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c
parent201f1a2d77f6b641ee9eb0ed7725833d1405d159 (diff)
downloadlinux-766607570becbd26cab6d66a544dd8d0d964df5a.tar.xz
ethernet: constify references to netdev->dev_addr in drivers
This big patch sprinkles const on local variables and function arguments which may refer to netdev->dev_addr. Commit 406f42fa0d3c ("net-next: When a bond have a massive amount of VLANs...") introduced a rbtree for faster Ethernet address look up. To maintain netdev->dev_addr in this tree we need to make all the writes to it got through appropriate helpers. Some of the changes here are not strictly required - const is sometimes cast off but pointer is not used for writing. It seems like it's still better to add the const in case the code changes later or relevant -W flags get enabled for the build. No functional changes. Link: https://lore.kernel.org/r/20211014142432.449314-1-kuba@kernel.org Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c')
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c b/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c
index d1c31200bb91..caa4bfc4c1d6 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c
@@ -239,7 +239,7 @@ void dwmac_dma_flush_tx_fifo(void __iomem *ioaddr)
do {} while ((readl(ioaddr + DMA_CONTROL) & DMA_CONTROL_FTF));
}
-void stmmac_set_mac_addr(void __iomem *ioaddr, u8 addr[6],
+void stmmac_set_mac_addr(void __iomem *ioaddr, const u8 addr[6],
unsigned int high, unsigned int low)
{
unsigned long data;