From: Duanqiang Wen Date: Wed, 13 Mar 2024 08:06:34 +0000 (+0800) Subject: net: txgbe: fix clk_name exceed MAX_DEV_ID limits X-Git-Tag: v6.8.2~59 X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=97eb67bdb08c374eab13d8171ace104a7a4d8c13;p=thirdparty%2Fkernel%2Fstable.git net: txgbe: fix clk_name exceed MAX_DEV_ID limits [ Upstream commit e30cef001da259e8df354b813015d0e5acc08740 ] txgbe register clk which name is i2c_designware.pci_dev_id(), clk_name will be stored in clk_lookup_alloc. If PCIe bus number is larger than 0x39, clk_name size will be larger than 20 bytes. It exceeds clk_lookup_alloc MAX_DEV_ID limits. So the driver shortened clk_name. Fixes: b63f20485e43 ("net: txgbe: Register fixed rate clock") Signed-off-by: Duanqiang Wen Reviewed-by: Michal Kubiak Link: https://lore.kernel.org/r/20240313080634.459523-1-duanqiangwen@net-swift.com Signed-off-by: Paolo Abeni Signed-off-by: Sasha Levin --- diff --git a/drivers/net/ethernet/wangxun/txgbe/txgbe_phy.c b/drivers/net/ethernet/wangxun/txgbe/txgbe_phy.c index 1b84d495d14e8..29997e4b2d6ca 100644 --- a/drivers/net/ethernet/wangxun/txgbe/txgbe_phy.c +++ b/drivers/net/ethernet/wangxun/txgbe/txgbe_phy.c @@ -556,7 +556,7 @@ static int txgbe_clock_register(struct txgbe *txgbe) char clk_name[32]; struct clk *clk; - snprintf(clk_name, sizeof(clk_name), "i2c_designware.%d", + snprintf(clk_name, sizeof(clk_name), "i2c_dw.%d", pci_dev_id(pdev)); clk = clk_register_fixed_rate(NULL, clk_name, NULL, 0, 156250000);