diff mbox

[5/7] mmc: ushc: handle highmem pages

Message ID 20180509135525.19885-6-hch@lst.de (mailing list archive)
State New, archived
Headers show

Commit Message

Christoph Hellwig May 9, 2018, 1:55 p.m. UTC 
Pass the scatterlist on to the USB subsystem instead of expecting a
kernel virtual address.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 drivers/mmc/host/ushc.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
diff mbox

Patch

diff --git a/drivers/mmc/host/ushc.c b/drivers/mmc/host/ushc.c
index 81dac17064d7..b2b379b10dfa 100644
--- a/drivers/mmc/host/ushc.c
+++ b/drivers/mmc/host/ushc.c
@@ -300,8 +300,10 @@  static void ushc_request(struct mmc_host *mmc, struct mmc_request *req)
 			pipe = usb_sndbulkpipe(ushc->usb_dev, 2);
 
 		usb_fill_bulk_urb(ushc->data_urb, ushc->usb_dev, pipe,
-				  sg_virt(data->sg), data->sg->length,
+				  NULL, data->sg->length,
 				  data_callback, ushc);
+		ushc->data_urb->num_sgs = 1;
+		ushc->data_urb->sg = data->sg;
 		ret = usb_submit_urb(ushc->data_urb, GFP_ATOMIC);
 		if (ret < 0)
 			goto out;