[Devel] [PATCH RHEL7 COMMIT] ms/drop_monitor: Use correct error code

[Konstantin Khorenko]

The commit is pushed to "branch-rh7-3.10.0-1160.66.1.vz7.188.x-ovz" and will appear at https://src.openvz.org/scm/ovz/vzkernel.git
after rh7-3.10.0-1160.66.1.vz7.188.6
------>
commit 2d9c82c72c2f3ed83a63c93f825c6cdb6eff1ee8
Author: Ido Schimmel <idosch at mellanox.com>
Date:   Mon Jul 4 21:51:54 2022 +0300

    ms/drop_monitor: Use correct error code
    
    The error code 'ENOTSUPP' is reserved for use with NFS. Use 'EOPNOTSUPP'
    instead.
    
    Signed-off-by: Ido Schimmel <idosch at mellanox.com>
    Signed-off-by: David S. Miller <davem at davemloft.net>
    (cherry picked from commit 2230a7ef5198632bdbf844fcf0abdd7958a6ac7d)
    
    Signed-off-by: Alexander Mikhalitsyn <alexander.mikhalitsyn at virtuozzo.com>
    
    =================
    Patchset description:
    drop_monitor: Add packet alert mode
    
    Just port and adapt packet alert mode feature for RHEL7 kernel.
    
    https://jira.sw.ru/browse/PSBM-140937
    
    Ported-by: Alexander Mikhalitsyn <alexander.mikhalitsyn at virtuozzo.com>
---
 net/core/drop_monitor.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/core/drop_monitor.c b/net/core/drop_monitor.c
index 7633d754e989d..c848b753760f5 100644
--- a/net/core/drop_monitor.c
+++ b/net/core/drop_monitor.c
@@ -296,7 +296,7 @@ static int set_all_monitor_traces(int state)
 static int net_dm_cmd_config(struct sk_buff *skb,
 			struct genl_info *info)
 {
-	return -ENOTSUPP;
+	return -EOPNOTSUPP;
 }
 
 static int net_dm_cmd_trace(struct sk_buff *skb,
@@ -311,7 +311,7 @@ static int net_dm_cmd_trace(struct sk_buff *skb,
 		break;
 	}
 
-	return -ENOTSUPP;
+	return -EOPNOTSUPP;
 }
 
 static int dropmon_net_event(struct notifier_block *ev_block,