From: Hans Verkuil Date: Mon, 18 Mar 2013 11:21:33 +0000 (-0300) Subject: [media] solo6x10: add call to pci_dma_mapping_error X-Git-Tag: next-20130326~77^2^2~36 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=f43afb1e21ff31243e120401ff34f017d0818998;p=karo-tx-linux.git [media] solo6x10: add call to pci_dma_mapping_error Check the result of the dma mapping. Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/staging/media/solo6x10/p2m.c b/drivers/staging/media/solo6x10/p2m.c index b3a933906b90..a77c8d9ed0bf 100644 --- a/drivers/staging/media/solo6x10/p2m.c +++ b/drivers/staging/media/solo6x10/p2m.c @@ -52,6 +52,8 @@ int solo_p2m_dma(struct solo_dev *solo_dev, int wr, dma_addr = pci_map_single(solo_dev->pdev, sys_addr, size, wr ? PCI_DMA_TODEVICE : PCI_DMA_FROMDEVICE); + if (pci_dma_mapping_error(solo_dev->pdev, dma_addr)) + return -ENOMEM; ret = solo_p2m_dma_t(solo_dev, wr, dma_addr, ext_addr, size, repeat, ext_size);