This replaces st_do_scsi in read_mode_page (MODE_SENSE) with
st_scsi_kern_execute.
Signed-off-by: FUJITA Tomonori <fujita.tomonori@xxxxxxxxxxxxx>
Acked-by: Kai Makisara <Kai.Makisara@xxxxxxxxxxx>
---
drivers/scsi/st.c | 15 +++++++++------
1 files changed, 9 insertions(+), 6 deletions(-)
diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c
index bbf431a..9d4ec54 100644
--- a/drivers/scsi/st.c
+++ b/drivers/scsi/st.c
@@ -2366,7 +2366,8 @@ static int st_set_options(struct scsi_tape *STp, long options)
static int read_mode_page(struct scsi_tape *STp, int page, int omit_block_descs)
{
unsigned char cmd[MAX_COMMAND_SIZE];
- struct st_request *SRpnt = NULL;
+ struct st_request *SRpnt;
+ int ret;
memset(cmd, 0, MAX_COMMAND_SIZE);
cmd[0] = MODE_SENSE;
@@ -2375,14 +2376,16 @@ static int read_mode_page(struct scsi_tape *STp, int page, int omit_block_descs)
cmd[2] = page;
cmd[4] = 255;
- SRpnt = st_do_scsi(SRpnt, STp, cmd, cmd[4], DMA_FROM_DEVICE,
- STp->device->timeout, 0, 1);
- if (SRpnt == NULL)
- return (STp->buffer)->syscall_result;
+ SRpnt = st_allocate_request(STp);
+ if (!SRpnt)
+ return STp->buffer->syscall_result;
+ ret = st_scsi_kern_execute(SRpnt, cmd, DMA_FROM_DEVICE,
+ STp->buffer->b_data, cmd[4],
+ STp->device->timeout, MAX_RETRIES);
st_release_request(SRpnt);
- return (STp->buffer)->syscall_result;
+ return ret ? : STp->buffer->syscall_result;
}
--
1.5.5.GIT
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