diff options
-rw-r--r-- | arch/x86/kernel/amd_iommu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c index de39e1f2ede5..69b4d060b21c 100644 --- a/arch/x86/kernel/amd_iommu.c +++ b/arch/x86/kernel/amd_iommu.c | |||
@@ -65,7 +65,7 @@ static int __iommu_queue_command(struct amd_iommu *iommu, struct iommu_cmd *cmd) | |||
65 | u8 *target; | 65 | u8 *target; |
66 | 66 | ||
67 | tail = readl(iommu->mmio_base + MMIO_CMD_TAIL_OFFSET); | 67 | tail = readl(iommu->mmio_base + MMIO_CMD_TAIL_OFFSET); |
68 | target = (iommu->cmd_buf + tail); | 68 | target = iommu->cmd_buf + tail; |
69 | memcpy_toio(target, cmd, sizeof(*cmd)); | 69 | memcpy_toio(target, cmd, sizeof(*cmd)); |
70 | tail = (tail + sizeof(*cmd)) % iommu->cmd_buf_size; | 70 | tail = (tail + sizeof(*cmd)) % iommu->cmd_buf_size; |
71 | head = readl(iommu->mmio_base + MMIO_CMD_HEAD_OFFSET); | 71 | head = readl(iommu->mmio_base + MMIO_CMD_HEAD_OFFSET); |