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-rw-r--r--sound/core/sgbuf.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/sound/core/sgbuf.c b/sound/core/sgbuf.c
index d4564edd61d7..4e7ec2b49873 100644
--- a/sound/core/sgbuf.c
+++ b/sound/core/sgbuf.c
@@ -38,6 +38,10 @@ int snd_free_sgbuf_pages(struct snd_dma_buffer *dmab)
38 if (! sgbuf) 38 if (! sgbuf)
39 return -EINVAL; 39 return -EINVAL;
40 40
41 if (dmab->area)
42 vunmap(dmab->area);
43 dmab->area = NULL;
44
41 tmpb.dev.type = SNDRV_DMA_TYPE_DEV; 45 tmpb.dev.type = SNDRV_DMA_TYPE_DEV;
42 tmpb.dev.dev = sgbuf->dev; 46 tmpb.dev.dev = sgbuf->dev;
43 for (i = 0; i < sgbuf->pages; i++) { 47 for (i = 0; i < sgbuf->pages; i++) {
@@ -48,9 +52,6 @@ int snd_free_sgbuf_pages(struct snd_dma_buffer *dmab)
48 tmpb.bytes = (sgbuf->table[i].addr & ~PAGE_MASK) << PAGE_SHIFT; 52 tmpb.bytes = (sgbuf->table[i].addr & ~PAGE_MASK) << PAGE_SHIFT;
49 snd_dma_free_pages(&tmpb); 53 snd_dma_free_pages(&tmpb);
50 } 54 }
51 if (dmab->area)
52 vunmap(dmab->area);
53 dmab->area = NULL;
54 55
55 kfree(sgbuf->table); 56 kfree(sgbuf->table);
56 kfree(sgbuf->page_table); 57 kfree(sgbuf->page_table);