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bonding: Added -ENODEV interpret for slaves option

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When the incorrect interface name is stored in the slaves/active_slave
option of the bonding sysfs, the kernel does not record the log that
interface does not exist.

This patch adds a log for -ENODEV error, which will facilitate users to
figure out such issue.

Signed-off-by: Jianlin Lv <Jianlin.Lv@arm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jianlin Lv
2021-03-14 22:56:29 +08:00
committed by David S. Miller
parent 8f64860f8b
commit acdff0df54
1 changed files with 9 additions and 0 deletions
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9
drivers/net/bonding/bond_options.c
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@@ -640,6 +640,15 @@ static void bond_opt_error_interpret(struct bonding *bond,
netdev_err(bond->dev, "option %s: unable to set because the bond device is up\n", netdev_err(bond->dev, "option %s: unable to set because the bond device is up\n",
opt->name); opt->name);
break; break;
case -ENODEV:
if (val && val->string) {
p = strchr(val->string, '\n');
if (p)
*p = '\0';
netdev_err(bond->dev, "option %s: interface %s does not exist!\n",
opt->name, val->string);
}
break;
default: default:
break; break;
} }