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authorMoshe Shemesh <moshe@mellanox.com>2018-10-10 16:09:26 +0300
committerDavid S. Miller <davem@davemloft.net>2018-10-10 10:19:10 -0700
commit1276534c988ba752fa01bf090412a877ee783829 (patch)
tree71529afbcdbde106a29533dca5f8fcd0d4914059 /net
parentf355cfcdb251e22b9dfb78c0eef4005a9d902a35 (diff)
devlink: Fix param cmode driverinit for string type
Driverinit configuration mode value is held by devlink to enable the driver fetch the value after reload command. In case the param type is string devlink should copy the value from driver string buffer to devlink string buffer on devlink_param_driverinit_value_set() and vice-versa on devlink_param_driverinit_value_get(). Fixes: ec01aeb1803e ("devlink: Add support for get/set driverinit value") Signed-off-by: Moshe Shemesh <moshe@mellanox.com> Acked-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/core/devlink.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/net/core/devlink.c b/net/core/devlink.c
index d808af7a5c52..1a0de1677197 100644
--- a/net/core/devlink.c
+++ b/net/core/devlink.c
@@ -3105,7 +3105,10 @@ static int devlink_nl_cmd_param_set_doit(struct sk_buff *skb,
return -EOPNOTSUPP;
if (cmode == DEVLINK_PARAM_CMODE_DRIVERINIT) {
- param_item->driverinit_value = value;
+ if (param->type == DEVLINK_PARAM_TYPE_STRING)
+ strcpy(param_item->driverinit_value.vstr, value.vstr);
+ else
+ param_item->driverinit_value = value;
param_item->driverinit_value_valid = true;
} else {
if (!param->set)
@@ -4545,7 +4548,10 @@ int devlink_param_driverinit_value_get(struct devlink *devlink, u32 param_id,
DEVLINK_PARAM_CMODE_DRIVERINIT))
return -EOPNOTSUPP;
- *init_val = param_item->driverinit_value;
+ if (param_item->param->type == DEVLINK_PARAM_TYPE_STRING)
+ strcpy(init_val->vstr, param_item->driverinit_value.vstr);
+ else
+ *init_val = param_item->driverinit_value;
return 0;
}
@@ -4576,7 +4582,10 @@ int devlink_param_driverinit_value_set(struct devlink *devlink, u32 param_id,
DEVLINK_PARAM_CMODE_DRIVERINIT))
return -EOPNOTSUPP;
- param_item->driverinit_value = init_val;
+ if (param_item->param->type == DEVLINK_PARAM_TYPE_STRING)
+ strcpy(param_item->driverinit_value.vstr, init_val.vstr);
+ else
+ param_item->driverinit_value = init_val;
param_item->driverinit_value_valid = true;
devlink_param_notify(devlink, param_item, DEVLINK_CMD_PARAM_NEW);