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authorDavid Kershner <david.kershner@unisys.com>2017-03-28 16:34:18 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-03-29 10:17:02 +0300
commit114d5dcf20ca3da17b46a9fda4c82cc3738834ed (patch)
tree8e9242f5b5e8db80b4600d020c19da8913e02e5b
parentf6260f2e4951eb8633d8c3c7857ceb62241d4c3b (diff)
downloadlinux-114d5dcf20ca3da17b46a9fda4c82cc3738834ed.tar.xz
staging: unisys: visorbus: parahotplug_process_message add error handling
Add error handling to the parahotplug_process_message function so that it returns the proper error. Signed-off-by: David Kershner <david.kershner@unisys.com> Reviewed-by: Reviewed-by: Tim Sell <timothy.sell@unisys.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/staging/unisys/visorbus/visorchipset.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/staging/unisys/visorbus/visorchipset.c b/drivers/staging/unisys/visorbus/visorchipset.c
index 46c5a93aa8a0..9c0a07f403b0 100644
--- a/drivers/staging/unisys/visorbus/visorchipset.c
+++ b/drivers/staging/unisys/visorbus/visorchipset.c
@@ -1211,7 +1211,7 @@ parahotplug_request_kickoff(struct parahotplug_request *req)
* off a udev script
* @inmsg: the message indicating whether to enable or disable
*/
-static void
+static int
parahotplug_process_message(struct controlvm_message *inmsg)
{
struct parahotplug_request *req;
@@ -1219,7 +1219,7 @@ parahotplug_process_message(struct controlvm_message *inmsg)
req = parahotplug_request_create(inmsg);
if (!req)
- return;
+ return -ENOMEM;
if (inmsg->cmd.device_change_state.state.active) {
/*
@@ -1252,6 +1252,7 @@ parahotplug_process_message(struct controlvm_message *inmsg)
parahotplug_request_kickoff(req);
}
+ return 0;
}
/*