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-rw-r--r--drivers/firewire/core-cdev.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/firewire/core-cdev.c b/drivers/firewire/core-cdev.c
index 8cbc2b8a8272..8f8c8eeaf046 100644
--- a/drivers/firewire/core-cdev.c
+++ b/drivers/firewire/core-cdev.c
@@ -627,6 +627,8 @@ static void release_request(struct client *client,
kfree(r->data);
else
fw_send_response(r->card, r->request, RCODE_CONFLICT_ERROR);
+
+ fw_card_put(r->card);
kfree(r);
}
@@ -641,6 +643,9 @@ static void handle_request(struct fw_card *card, struct fw_request *request,
void *fcp_frame = NULL;
int ret;
+ /* card may be different from handler->client->device->card */
+ fw_card_get(card);
+
r = kmalloc(sizeof(*r), GFP_ATOMIC);
e = kmalloc(sizeof(*e), GFP_ATOMIC);
if (r == NULL || e == NULL)
@@ -686,6 +691,8 @@ static void handle_request(struct fw_card *card, struct fw_request *request,
if (!is_fcp_request(request))
fw_send_response(card, request, RCODE_CONFLICT_ERROR);
+
+ fw_card_put(card);
}
static void release_address_handler(struct client *client,
@@ -768,6 +775,7 @@ static int ioctl_send_response(struct client *client, union ioctl_arg *arg)
}
fw_send_response(r->card, r->request, a->rcode);
out:
+ fw_card_put(r->card);
kfree(r);
return ret;