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authorChristophe JAILLET <christophe.jaillet@wanadoo.fr>2021-09-08 22:55:56 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-09-14 11:45:41 +0300
commit8d753db5c227d1f403c4bc9cae4ae02c862413cd (patch)
treed973eb5b8fbdebb8af221b3fda327e87c45fa7e3 /drivers/misc
parent212b5d2d3ed9d7db2702e4805f36a346c3985e1d (diff)
downloadlinux-8d753db5c227d1f403c4bc9cae4ae02c862413cd.tar.xz
misc: genwqe: Fixes DMA mask setting
Commit 505b08777d78 ("misc: genwqe: Use dma_set_mask_and_coherent to simplify code") changed the logic in the code. Instead of a ||, a && should have been used to keep the code the same. Fixes: 505b08777d78 ("misc: genwqe: Use dma_set_mask_and_coherent to simplify code") Cc: stable <stable@vger.kernel.org> Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Link: https://lore.kernel.org/r/be49835baa8ba6daba5813b399edf6300f7fdbda.1631130862.git.christophe.jaillet@wanadoo.fr Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc')
-rw-r--r--drivers/misc/genwqe/card_base.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/misc/genwqe/card_base.c b/drivers/misc/genwqe/card_base.c
index 2e1befbd1ad9..693981891870 100644
--- a/drivers/misc/genwqe/card_base.c
+++ b/drivers/misc/genwqe/card_base.c
@@ -1090,7 +1090,7 @@ static int genwqe_pci_setup(struct genwqe_dev *cd)
/* check for 64-bit DMA address supported (DAC) */
/* check for 32-bit DMA address supported (SAC) */
- if (dma_set_mask_and_coherent(&pci_dev->dev, DMA_BIT_MASK(64)) ||
+ if (dma_set_mask_and_coherent(&pci_dev->dev, DMA_BIT_MASK(64)) &&
dma_set_mask_and_coherent(&pci_dev->dev, DMA_BIT_MASK(32))) {
dev_err(&pci_dev->dev,
"err: neither DMA32 nor DMA64 supported\n");