dmam_alloc_coherent() allocates the DMA buffer with the device's addressing limitation in mind; the DMA core picks the zone from the device's coherent DMA mask and ignores GFP_DMA passed by the caller. Remove the redundant GFP_DMA flag.
Cc: [email protected] Signed-off-by: Baoquan He <[email protected]> --- drivers/video/fbdev/fsl-diu-fb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/video/fbdev/fsl-diu-fb.c b/drivers/video/fbdev/fsl-diu-fb.c index b71d15794ce8..d7ed007915c1 100644 --- a/drivers/video/fbdev/fsl-diu-fb.c +++ b/drivers/video/fbdev/fsl-diu-fb.c @@ -1690,7 +1690,7 @@ static int fsl_diu_probe(struct platform_device *pdev) int ret; data = dmam_alloc_coherent(&pdev->dev, sizeof(struct fsl_diu_data), - &dma_addr, GFP_DMA | __GFP_ZERO); + &dma_addr, __GFP_ZERO); if (!data) return -ENOMEM; data->dma_addr = dma_addr; -- 2.54.0
