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authorAlan Stern <stern@rowland.harvard.edu>2007-08-17 10:58:16 -0400
committerGreg Kroah-Hartman <gregkh@suse.de>2007-08-22 14:27:59 -0700
commitd1a94f080f5bdfe46c9fb4954ffe8ae9ec29e44a (patch)
tree75dd9d6103a2227275e04a1295cf42da07fd094e /drivers/usb/gadget/file_storage.c
parent013d27f265de6934ad7fb48fb29ab0172a20ab40 (diff)
downloadtalos-obmc-linux-d1a94f080f5bdfe46c9fb4954ffe8ae9ec29e44a.tar.gz
talos-obmc-linux-d1a94f080f5bdfe46c9fb4954ffe8ae9ec29e44a.zip
USB: g_file_storage: fix bug in DMA buffer handling
This patch (as963) fixes a recently-introduced bug. The gadget conversion removing DMA-mapped buffer allocation did not remove quite enough code from the g_file_storage driver; DMA pointers were being set to 0. Signed-off-by: Alan Stern <stern@rowland.harvard.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/gadget/file_storage.c')
-rw-r--r--drivers/usb/gadget/file_storage.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/usb/gadget/file_storage.c b/drivers/usb/gadget/file_storage.c
index 01ddb6d3e51b..965ad7bec7b7 100644
--- a/drivers/usb/gadget/file_storage.c
+++ b/drivers/usb/gadget/file_storage.c
@@ -599,7 +599,6 @@ enum fsg_buffer_state {
struct fsg_buffhd {
void *buf;
- dma_addr_t dma;
enum fsg_buffer_state state;
struct fsg_buffhd *next;
@@ -2612,7 +2611,6 @@ static int send_status(struct fsg_dev *fsg)
fsg->intr_buffhd = bh; // Point to the right buffhd
fsg->intreq->buf = bh->inreq->buf;
- fsg->intreq->dma = bh->inreq->dma;
fsg->intreq->context = bh;
start_transfer(fsg, fsg->intr_in, fsg->intreq,
&fsg->intreq_busy, &bh->state);
@@ -3201,7 +3199,6 @@ reset:
if ((rc = alloc_request(fsg, fsg->bulk_out, &bh->outreq)) != 0)
goto reset;
bh->inreq->buf = bh->outreq->buf = bh->buf;
- bh->inreq->dma = bh->outreq->dma = bh->dma;
bh->inreq->context = bh->outreq->context = bh;
bh->inreq->complete = bulk_in_complete;
bh->outreq->complete = bulk_out_complete;
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