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authorThomas Gleixner <tglx@linutronix.de>2016-06-03 15:05:51 +0200
committerThomas Gleixner <tglx@linutronix.de>2016-06-03 15:05:51 +0200
commit2eec3707a33fbf1c2e0a88ffc9fc0e465c2a59fd (patch)
tree9e47763ecd38f0ddd29f07e1ce199680304449fa /arch/mips/mm/dma-default.c
parent59fa5860204ffc95128d60cba9f54f9740a42c7d (diff)
parent0de6b9979e2e10c79e5702d2d902cd7284d17689 (diff)
downloadtalos-op-linux-2eec3707a33fbf1c2e0a88ffc9fc0e465c2a59fd.tar.gz
talos-op-linux-2eec3707a33fbf1c2e0a88ffc9fc0e465c2a59fd.zip
Merge tag 'irqchip-4.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms into irq/urgent
Merge irqchip updates from Marc Zyngier: - A number of embarassing buglets (GICv3, PIC32) - A more substential errata workaround for Cavium's GICv3 ITS (kept for post-rc1 due to its dependency on NUMA)
Diffstat (limited to 'arch/mips/mm/dma-default.c')
-rw-r--r--arch/mips/mm/dma-default.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c
index 730d394ce5f0..cb557d28cb21 100644
--- a/arch/mips/mm/dma-default.c
+++ b/arch/mips/mm/dma-default.c
@@ -88,19 +88,20 @@ static gfp_t massage_gfp_flags(const struct device *dev, gfp_t gfp)
else
#endif
#if defined(CONFIG_ZONE_DMA32) && defined(CONFIG_ZONE_DMA)
- if (dev->coherent_dma_mask < DMA_BIT_MASK(32))
+ if (dev == NULL || dev->coherent_dma_mask < DMA_BIT_MASK(32))
dma_flag = __GFP_DMA;
else if (dev->coherent_dma_mask < DMA_BIT_MASK(64))
dma_flag = __GFP_DMA32;
else
#endif
#if defined(CONFIG_ZONE_DMA32) && !defined(CONFIG_ZONE_DMA)
- if (dev->coherent_dma_mask < DMA_BIT_MASK(64))
+ if (dev == NULL || dev->coherent_dma_mask < DMA_BIT_MASK(64))
dma_flag = __GFP_DMA32;
else
#endif
#if defined(CONFIG_ZONE_DMA) && !defined(CONFIG_ZONE_DMA32)
- if (dev->coherent_dma_mask < DMA_BIT_MASK(sizeof(phys_addr_t) * 8))
+ if (dev == NULL ||
+ dev->coherent_dma_mask < DMA_BIT_MASK(sizeof(phys_addr_t) * 8))
dma_flag = __GFP_DMA;
else
#endif
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