Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/usb/image/microtek.c b/drivers/usb/image/microtek.c
index 9f2f563..7a6b122 100644
--- a/drivers/usb/image/microtek.c
+++ b/drivers/usb/image/microtek.c
@@ -488,7 +488,6 @@
static void mts_do_sg (struct urb* transfer)
{
- struct scatterlist * sg;
int status = transfer->status;
MTS_INT_INIT();
@@ -500,13 +499,12 @@
mts_transfer_cleanup(transfer);
}
- sg = scsi_sglist(context->srb);
- context->fragment++;
+ context->curr_sg = sg_next(context->curr_sg);
mts_int_submit_urb(transfer,
context->data_pipe,
- sg_virt(&sg[context->fragment]),
- sg[context->fragment].length,
- context->fragment + 1 == scsi_sg_count(context->srb) ?
+ sg_virt(context->curr_sg),
+ context->curr_sg->length,
+ sg_is_last(context->curr_sg) ?
mts_data_done : mts_do_sg);
}
@@ -526,22 +524,20 @@
mts_build_transfer_context(struct scsi_cmnd *srb, struct mts_desc* desc)
{
int pipe;
- struct scatterlist * sg;
-
+
MTS_DEBUG_GOT_HERE();
desc->context.instance = desc;
desc->context.srb = srb;
- desc->context.fragment = 0;
if (!scsi_bufflen(srb)) {
desc->context.data = NULL;
desc->context.data_length = 0;
return;
} else {
- sg = scsi_sglist(srb);
- desc->context.data = sg_virt(&sg[0]);
- desc->context.data_length = sg[0].length;
+ desc->context.curr_sg = scsi_sglist(srb);
+ desc->context.data = sg_virt(desc->context.curr_sg);
+ desc->context.data_length = desc->context.curr_sg->length;
}
@@ -632,7 +628,6 @@
.sg_tablesize = SG_ALL,
.can_queue = 1,
.this_id = -1,
- .use_clustering = 1,
.emulated = 1,
.slave_alloc = mts_slave_alloc,
.slave_configure = mts_slave_configure,
@@ -721,6 +716,10 @@
}
+ if (ep_in_current != &ep_in_set[2]) {
+ MTS_WARNING("couldn't find two input bulk endpoints. Bailing out.\n");
+ return -ENODEV;
+ }
if ( ep_out == -1 ) {
MTS_WARNING( "couldn't find an output bulk endpoint. Bailing out.\n" );