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-rw-r--r--drivers/usb/core/usb.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c
index 184c24660a4..ab766e0fe4e 100644
--- a/drivers/usb/core/usb.c
+++ b/drivers/usb/core/usb.c
@@ -761,7 +761,9 @@ void usb_buffer_free (
)
{
if (!dev || !dev->bus || !dev->bus->op || !dev->bus->op->buffer_free)
- return;
+ return;
+ if (!addr)
+ return;
dev->bus->op->buffer_free (dev->bus, size, addr, dma);
}