From: Ming Lei <tom.leiming@gmail.com>
Date: Sun, 16 Nov 2008 10:23:27 +0000 (+0800)
Subject: kobject: return the result of uevent sending by netlink
X-Git-Tag: firefly_0821_release~16129^2~52
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=e0d7bf5d580c20ff14d0200b6ab47bc77f99b152;p=firefly-linux-kernel-4.4.55.git

kobject: return the result of uevent sending by netlink

We need to return the result of uevent sending by netlink
to caller, when uevent_helper is disabled and CONFIG_NET
is defined.

Signed-off-by: Ming Lei <tom.leiming@gmail.com>
Cc: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/lib/kobject_uevent.c b/lib/kobject_uevent.c
index ca215bc2329a..318328ddbd1c 100644
--- a/lib/kobject_uevent.c
+++ b/lib/kobject_uevent.c
@@ -225,8 +225,10 @@ int kobject_uevent_env(struct kobject *kobj, enum kobject_action action,
 			}
 
 			NETLINK_CB(skb).dst_group = 1;
-			netlink_broadcast(uevent_sock, skb, 0, 1, GFP_KERNEL);
-		}
+			retval = netlink_broadcast(uevent_sock, skb, 0, 1,
+						   GFP_KERNEL);
+		} else
+			retval = -ENOMEM;
 	}
 #endif