From 24315c5e6f508edd84e996d67daef3d1bcc72f8b Mon Sep 17 00:00:00 2001 From: =?utf8?q?Kristian=20H=C3=B8gsberg?= Date: Wed, 20 Jun 2007 17:48:07 -0400 Subject: [PATCH] firewire: Only set client->iso_context if allocation was successful. MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit This patch fixes an OOPS on cdev release for an fd where iso context creation failed. Signed-off-by: Kristian Høgsberg Signed-off-by: Stefan Richter --- drivers/firewire/fw-cdev.c | 19 +++++++++++-------- 1 file changed, 11 insertions(+), 8 deletions(-) diff --git a/drivers/firewire/fw-cdev.c b/drivers/firewire/fw-cdev.c index 5d402d6379..dbb76427d5 100644 --- a/drivers/firewire/fw-cdev.c +++ b/drivers/firewire/fw-cdev.c @@ -640,6 +640,7 @@ iso_callback(struct fw_iso_context *context, u32 cycle, static int ioctl_create_iso_context(struct client *client, void *buffer) { struct fw_cdev_create_iso_context *request = buffer; + struct fw_iso_context *context; if (request->channel > 63) return -EINVAL; @@ -661,15 +662,17 @@ static int ioctl_create_iso_context(struct client *client, void *buffer) return -EINVAL; } + context = fw_iso_context_create(client->device->card, + request->type, + request->channel, + request->speed, + request->header_size, + iso_callback, client); + if (IS_ERR(context)) + return PTR_ERR(context); + client->iso_closure = request->closure; - client->iso_context = fw_iso_context_create(client->device->card, - request->type, - request->channel, - request->speed, - request->header_size, - iso_callback, client); - if (IS_ERR(client->iso_context)) - return PTR_ERR(client->iso_context); + client->iso_context = context; /* We only support one context at this time. */ request->handle = 0; -- 2.39.5