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authorRichard Alpe <richard.alpe@ericsson.com>2015-05-06 13:58:56 +0200
committerDavid S. Miller <davem@davemloft.net>2015-05-09 16:40:03 -0400
commitb063bc5ea77b1c1c0e7798f641f53504d0f64bf8 (patch)
treef4b5be88e60e36a238012842e9a816fdd566ce5f
parent670f4f8818ee54d0c1831e3165dadd5b8a3f713e (diff)
tipc: send explicit not supported error in nl compat
The legacy netlink API treated EPERM (permission denied) as "operation not supported". Reported-by: Tomi Ollila <tomi.ollila@iki.fi> Signed-off-by: Richard Alpe <richard.alpe@ericsson.com> Reviewed-by: Erik Hugne <erik.hugne@ericsson.com> Reviewed-by: Ying Xue <ying.xue@windriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/tipc/netlink_compat.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/tipc/netlink_compat.c b/net/tipc/netlink_compat.c
index 809aaf027876..53e0fee80086 100644
--- a/net/tipc/netlink_compat.c
+++ b/net/tipc/netlink_compat.c
@@ -1121,7 +1121,7 @@ static int tipc_nl_compat_recv(struct sk_buff *skb, struct genl_info *info)
}
err = tipc_nl_compat_handle(&msg);
- if (err == -EOPNOTSUPP)
+ if ((err == -EOPNOTSUPP) || (err == -EPERM))
msg.rep = tipc_get_err_tlv(TIPC_CFG_NOT_SUPPORTED);
else if (err == -EINVAL)
msg.rep = tipc_get_err_tlv(TIPC_CFG_TLV_ERROR);