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authorCarl-Daniel Hailfinger2026-01-12 11:02:24 +0000
committerHauke Mehrtens2026-01-12 23:23:38 +0000
commitd01aa41d40e1b6f9e9a034bcae5fda322d5d0624 (patch)
tree757cc275efd52c1eba449d464d00a1a855ac481a
parent4542656411cb3b8ced8036a8263c430e31d16685 (diff)
downloadopenwrt-d01aa41d40e1b6f9e9a034bcae5fda322d5d0624.tar.gz
realtek: ethernet: avoid using unitialized memory
The mac_addr variable was not zero-initialized, causing weird side effects when the memory contents were a valid MAC address. Signed-off-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net> Link: https://github.com/openwrt/openwrt/pull/21504 Signed-off-by: Stijn Tintel <stijn@linux-ipv6.be> (cherry picked from commit 19b8d391a95d5a2fa038551a9498a9fd426dfc0e)
-rw-r--r--target/linux/realtek/files-6.12/drivers/net/ethernet/rtl838x_eth.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/target/linux/realtek/files-6.12/drivers/net/ethernet/rtl838x_eth.c b/target/linux/realtek/files-6.12/drivers/net/ethernet/rtl838x_eth.c
index 59ae4fbb24..db53496488 100644
--- a/target/linux/realtek/files-6.12/drivers/net/ethernet/rtl838x_eth.c
+++ b/target/linux/realtek/files-6.12/drivers/net/ethernet/rtl838x_eth.c
@@ -1650,7 +1650,7 @@ static int __init rtl838x_eth_probe(struct platform_device *pdev)
struct resource *res, *mem;
phy_interface_t phy_mode;
struct phylink *phylink;
- u8 mac_addr[ETH_ALEN];
+ u8 mac_addr[ETH_ALEN] = {0};
int err = 0, rxrings, rxringlen;
struct ring_b *ring;