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| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2017-04-25 22:36:38 +0300 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@intel.com> | 2017-04-26 09:03:27 +0530 |
| commit | fdb980fb17c6a474614dd984b500418a2811d9e7 (patch) | |
| tree | c654f49472dfab638f36a54625df3fe13b8d5ac5 /drivers/dma/virt-dma.c | |
| parent | e57d05520f9c89cf7616fc8c65dafb1ceb7a4c63 (diff) | |
| download | talos-obmc-linux-fdb980fb17c6a474614dd984b500418a2811d9e7.tar.gz talos-obmc-linux-fdb980fb17c6a474614dd984b500418a2811d9e7.zip | |
dmaengine: virt-dma: Convert to use list_for_each_entry_safe()
Use list_for_each_entry_safe() instead of open coding variants.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma/virt-dma.c')
| -rw-r--r-- | drivers/dma/virt-dma.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/dma/virt-dma.c b/drivers/dma/virt-dma.c index e47fc9b0944f..545e97279083 100644 --- a/drivers/dma/virt-dma.c +++ b/drivers/dma/virt-dma.c @@ -86,7 +86,7 @@ EXPORT_SYMBOL_GPL(vchan_find_desc); static void vchan_complete(unsigned long arg) { struct virt_dma_chan *vc = (struct virt_dma_chan *)arg; - struct virt_dma_desc *vd; + struct virt_dma_desc *vd, *_vd; struct dmaengine_desc_callback cb; LIST_HEAD(head); @@ -103,8 +103,7 @@ static void vchan_complete(unsigned long arg) dmaengine_desc_callback_invoke(&cb, NULL); - while (!list_empty(&head)) { - vd = list_first_entry(&head, struct virt_dma_desc, node); + list_for_each_entry_safe(vd, _vd, &head, node) { dmaengine_desc_get_callback(&vd->tx, &cb); list_del(&vd->node); @@ -119,9 +118,9 @@ static void vchan_complete(unsigned long arg) void vchan_dma_desc_free_list(struct virt_dma_chan *vc, struct list_head *head) { - while (!list_empty(head)) { - struct virt_dma_desc *vd = list_first_entry(head, - struct virt_dma_desc, node); + struct virt_dma_desc *vd, *_vd; + + list_for_each_entry_safe(vd, _vd, head, node) { if (dmaengine_desc_test_reuse(&vd->tx)) { list_move_tail(&vd->node, &vc->desc_allocated); } else { |
