Signed-off-by: Sascha Hauer <[email protected]>
---
drivers/usb/storage/transport.c | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/drivers/usb/storage/transport.c b/drivers/usb/storage/transport.c
index e7a5972..68170b6 100644
--- a/drivers/usb/storage/transport.c
+++ b/drivers/usb/storage/transport.c
@@ -26,6 +26,7 @@
#include <clock.h>
#include <scsi.h>
#include <errno.h>
+#include <dma.h>
#undef USB_STOR_DEBUG
@@ -65,8 +66,8 @@ int usb_stor_Bulk_clear_endpt_stall(struct us_data *us,
unsigned int pipe)
/* Determine what the maximum LUN supported is */
int usb_stor_Bulk_max_lun(struct us_data *us)
{
- int len;
- unsigned char iobuf[1];
+ int len, ret = 0;
+ unsigned char *iobuf = dma_alloc(1);
/* issue the command */
iobuf[0] = 0;
@@ -81,7 +82,9 @@ int usb_stor_Bulk_max_lun(struct us_data *us)
/* if we have a successful request, return the result */
if (len > 0)
- return (int)iobuf[0];
+ ret = iobuf[0];
+
+ dma_free(iobuf);
/*
* Some devices don't like GetMaxLUN. They may STALL the control
@@ -90,7 +93,7 @@ int usb_stor_Bulk_max_lun(struct us_data *us)
* ways. In these cases the best approach is to use the default
* value: only one LUN.
*/
- return 0;
+ return ret;
}
int usb_stor_Bulk_transport(ccb *srb, struct us_data *us)
--
1.7.10
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