diff options
Diffstat (limited to 'pkgs/patches-linux-5.15/784-v5.19-5-net-dsa-mv88e6xxx-Fix-off-by-in-one-in-mv88e6185_phy.patch')
| -rw-r--r-- | pkgs/patches-linux-5.15/784-v5.19-5-net-dsa-mv88e6xxx-Fix-off-by-in-one-in-mv88e6185_phy.patch | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/pkgs/patches-linux-5.15/784-v5.19-5-net-dsa-mv88e6xxx-Fix-off-by-in-one-in-mv88e6185_phy.patch b/pkgs/patches-linux-5.15/784-v5.19-5-net-dsa-mv88e6xxx-Fix-off-by-in-one-in-mv88e6185_phy.patch new file mode 100644 index 0000000..7679555 --- /dev/null +++ b/pkgs/patches-linux-5.15/784-v5.19-5-net-dsa-mv88e6xxx-Fix-off-by-in-one-in-mv88e6185_phy.patch @@ -0,0 +1,33 @@ +From f0fd1787a0db7b23ec859e50af3b66d9e8cc8c56 Mon Sep 17 00:00:00 2001 +From: Dan Carpenter <dan.carpenter@oracle.com> +Date: Mon, 7 Feb 2022 11:22:53 +0300 +Subject: [PATCH 5/6] net: dsa: mv88e6xxx: Fix off by in one in + mv88e6185_phylink_get_caps() + +The <= ARRAY_SIZE() needs to be < ARRAY_SIZE() to prevent an out of +bounds error. + +Fixes: d4ebf12bcec4 ("net: dsa: mv88e6xxx: populate supported_interfaces and mac_capabilities") +Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> +Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk> +Signed-off-by: David S. Miller <davem@davemloft.net> +--- + drivers/net/dsa/mv88e6xxx/chip.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c +index 7172b3e2e323..5bac1d54325e 100644 +--- a/drivers/net/dsa/mv88e6xxx/chip.c ++++ b/drivers/net/dsa/mv88e6xxx/chip.c +@@ -578,7 +578,7 @@ static void mv88e6185_phylink_get_caps(struct mv88e6xxx_chip *chip, int port, + { + u8 cmode = chip->ports[port].cmode; + +- if (cmode <= ARRAY_SIZE(mv88e6185_phy_interface_modes) && ++ if (cmode < ARRAY_SIZE(mv88e6185_phy_interface_modes) && + mv88e6185_phy_interface_modes[cmode]) + __set_bit(mv88e6185_phy_interface_modes[cmode], + config->supported_interfaces); +-- +2.35.1 + |