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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2015-03-23 17:18:27 +0100 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2015-03-23 17:18:27 +0100 |
| commit | 188933ac139a6f8ab06cad369bd0200af947b00d (patch) | |
| tree | c4c107528fcf6b82e32a93b0596e13eea7aa9385 /drivers/media/pci/ivtv/ivtv-udma.c | |
| parent | Input: sun4i-ts - allow controlling filter and sensitivity via DT (diff) | |
| parent | Linux 4.0-rc5 (diff) | |
| download | linux-188933ac139a6f8ab06cad369bd0200af947b00d.tar.xz linux-188933ac139a6f8ab06cad369bd0200af947b00d.zip | |
Merge tag 'v4.0-rc5' into next
Merge with the latest upstream to synchronize Synaptics changes
and bring in new infrastructure pieces.
Conflicts:
drivers/input/mouse/synaptics.c
Diffstat (limited to 'drivers/media/pci/ivtv/ivtv-udma.c')
| -rw-r--r-- | drivers/media/pci/ivtv/ivtv-udma.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/media/pci/ivtv/ivtv-udma.c b/drivers/media/pci/ivtv/ivtv-udma.c index bee2329e0b2e..24152accc66c 100644 --- a/drivers/media/pci/ivtv/ivtv-udma.c +++ b/drivers/media/pci/ivtv/ivtv-udma.c @@ -124,10 +124,8 @@ int ivtv_udma_setup(struct ivtv *itv, unsigned long ivtv_dest_addr, } /* Get user pages for DMA Xfer */ - down_read(¤t->mm->mmap_sem); - err = get_user_pages(current, current->mm, - user_dma.uaddr, user_dma.page_count, 0, 1, dma->map, NULL); - up_read(¤t->mm->mmap_sem); + err = get_user_pages_unlocked(current, current->mm, + user_dma.uaddr, user_dma.page_count, 0, 1, dma->map); if (user_dma.page_count != err) { IVTV_DEBUG_WARN("failed to map user pages, returned %d instead of %d\n", |