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-rw-r--r--drivers/usb/misc/usbtest.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/usb/misc/usbtest.c b/drivers/usb/misc/usbtest.c
index 9e1142b8b91b..c7f82310e73e 100644
--- a/drivers/usb/misc/usbtest.c
+++ b/drivers/usb/misc/usbtest.c
@@ -1082,11 +1082,12 @@ static void ctrl_complete(struct urb *urb)
struct usb_ctrlrequest *reqp;
struct subcase *subcase;
int status = urb->status;
+ unsigned long flags;
reqp = (struct usb_ctrlrequest *)urb->setup_packet;
subcase = container_of(reqp, struct subcase, setup);
- spin_lock(&ctx->lock);
+ spin_lock_irqsave(&ctx->lock, flags);
ctx->count--;
ctx->pending--;
@@ -1185,7 +1186,7 @@ error:
/* signal completion when nothing's queued */
if (ctx->pending == 0)
complete(&ctx->complete);
- spin_unlock(&ctx->lock);
+ spin_unlock_irqrestore(&ctx->lock, flags);
}
static int
@@ -1917,8 +1918,9 @@ struct transfer_context {
static void complicated_callback(struct urb *urb)
{
struct transfer_context *ctx = urb->context;
+ unsigned long flags;
- spin_lock(&ctx->lock);
+ spin_lock_irqsave(&ctx->lock, flags);
ctx->count--;
ctx->packet_count += urb->number_of_packets;
@@ -1958,7 +1960,7 @@ static void complicated_callback(struct urb *urb)
complete(&ctx->done);
}
done:
- spin_unlock(&ctx->lock);
+ spin_unlock_irqrestore(&ctx->lock, flags);
}
static struct urb *iso_alloc_urb(