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path: root/drivers/media/video/ivtv/ivtv-udma.c
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Diffstat (limited to 'drivers/media/video/ivtv/ivtv-udma.c')
-rw-r--r--drivers/media/video/ivtv/ivtv-udma.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/media/video/ivtv/ivtv-udma.c b/drivers/media/video/ivtv/ivtv-udma.c
index 1daf1dd65bf7..69cc8166b20b 100644
--- a/drivers/media/video/ivtv/ivtv-udma.c
+++ b/drivers/media/video/ivtv/ivtv-udma.c
@@ -132,7 +132,12 @@ int ivtv_udma_setup(struct ivtv *itv, unsigned long ivtv_dest_addr,
if (user_dma.page_count != err) {
IVTV_DEBUG_WARN("failed to map user pages, returned %d instead of %d\n",
err, user_dma.page_count);
- return -EINVAL;
+ if (err >= 0) {
+ for (i = 0; i < err; i++)
+ put_page(dma->map[i]);
+ return -EINVAL;
+ }
+ return err;
}
dma->page_count = user_dma.page_count;