diff options
| -rw-r--r-- | arch/x86/kernel/amd_iommu_init.c | 27 |
1 files changed, 10 insertions, 17 deletions
diff --git a/arch/x86/kernel/amd_iommu_init.c b/arch/x86/kernel/amd_iommu_init.c index 1f148393cf7..0f5a9115a69 100644 --- a/arch/x86/kernel/amd_iommu_init.c +++ b/arch/x86/kernel/amd_iommu_init.c @@ -417,9 +417,7 @@ static u8 * __init alloc_command_buffer(struct amd_iommu *iommu) static void __init free_command_buffer(struct amd_iommu *iommu) { - if (iommu->cmd_buf) - free_pages((unsigned long)iommu->cmd_buf, - get_order(CMD_BUFFER_SIZE)); + free_pages((unsigned long)iommu->cmd_buf, get_order(CMD_BUFFER_SIZE)); } /* sets a specific bit in the device table entry. */ @@ -987,24 +985,19 @@ out: return ret; free: - if (amd_iommu_pd_alloc_bitmap) - free_pages((unsigned long)amd_iommu_pd_alloc_bitmap, 1); + free_pages((unsigned long)amd_iommu_pd_alloc_bitmap, 1); - if (amd_iommu_pd_table) - free_pages((unsigned long)amd_iommu_pd_table, - get_order(rlookup_table_size)); + free_pages((unsigned long)amd_iommu_pd_table, + get_order(rlookup_table_size)); - if (amd_iommu_rlookup_table) - free_pages((unsigned long)amd_iommu_rlookup_table, - get_order(rlookup_table_size)); + free_pages((unsigned long)amd_iommu_rlookup_table, + get_order(rlookup_table_size)); - if (amd_iommu_alias_table) - free_pages((unsigned long)amd_iommu_alias_table, - get_order(alias_table_size)); + free_pages((unsigned long)amd_iommu_alias_table, + get_order(alias_table_size)); - if (amd_iommu_dev_table) - free_pages((unsigned long)amd_iommu_dev_table, - get_order(dev_table_size)); + free_pages((unsigned long)amd_iommu_dev_table, + get_order(dev_table_size)); free_iommu_all(); |