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| author | Ingo Molnar <mingo@kernel.org> | 2019-12-08 14:37:10 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2019-12-08 14:37:10 +0100 |
| commit | 4f797f56c3786e2c6bc542b3f80e9a599b073976 (patch) | |
| tree | 12f311ac2a06329d58d43437243a9b777c7822f4 /drivers/usb/core/hcd.c | |
| parent | c5105d764e0214bcc4c6d40d7ba231d01b2e9dda (diff) | |
| parent | 63de37476ebd1e9bab6a9e17186dc5aa1da9ea99 (diff) | |
| download | linux-stable-4f797f56c3786e2c6bc542b3f80e9a599b073976.tar.gz linux-stable-4f797f56c3786e2c6bc542b3f80e9a599b073976.tar.bz2 linux-stable-4f797f56c3786e2c6bc542b3f80e9a599b073976.zip | |
Merge branch 'linus' into sched/urgent, to pick up the latest before merging new patches
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/usb/core/hcd.c')
| -rw-r--r-- | drivers/usb/core/hcd.c | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index f225eaa98ff8..281568d464f9 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c @@ -1410,10 +1410,7 @@ int usb_hcd_map_urb_for_dma(struct usb_hcd *hcd, struct urb *urb, if (hcd->self.uses_pio_for_control) return ret; if (hcd_uses_dma(hcd)) { - if (is_vmalloc_addr(urb->setup_packet)) { - WARN_ONCE(1, "setup packet is not dma capable\n"); - return -EAGAIN; - } else if (object_is_on_stack(urb->setup_packet)) { + if (object_is_on_stack(urb->setup_packet)) { WARN_ONCE(1, "setup packet is on stack\n"); return -EAGAIN; } @@ -1479,9 +1476,6 @@ int usb_hcd_map_urb_for_dma(struct usb_hcd *hcd, struct urb *urb, ret = -EAGAIN; else urb->transfer_flags |= URB_DMA_MAP_PAGE; - } else if (is_vmalloc_addr(urb->transfer_buffer)) { - WARN_ONCE(1, "transfer buffer not dma capable\n"); - ret = -EAGAIN; } else if (object_is_on_stack(urb->transfer_buffer)) { WARN_ONCE(1, "transfer buffer is on stack\n"); ret = -EAGAIN; |