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drm/amdkfd: remove redundant variables err and ret

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Return value from kfd_wait_on_events() and io_remap_pfn_range() directly
instead of taking this in another redundant variable.

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Jinpeng Cui <cui.jinpeng2@zte.com.cn>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Jinpeng Cui
2022-08-29 12:29:14 +00:00
committed by Alex Deucher
parent 74d834044e
commit f4f5e50761
1 changed files with 2 additions and 7 deletions
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9
drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
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@@ -876,14 +876,11 @@ static int kfd_ioctl_wait_events(struct file *filp, struct kfd_process *p,
void *data)
{
struct kfd_ioctl_wait_events_args *args = data;
int err;
err = kfd_wait_on_events(p, args->num_events,
return kfd_wait_on_events(p, args->num_events,
(void __user *)args->events_ptr,
(args->wait_for_all != 0),
&args->timeout, &args->wait_result);
return err;
}
static int kfd_ioctl_set_scratch_backing_va(struct file *filep,
struct kfd_process *p, void *data)
@@ -2860,7 +2857,6 @@ static int kfd_mmio_mmap(struct kfd_dev *dev, struct kfd_process *process,
struct vm_area_struct *vma)
{
phys_addr_t address;
int ret;
if (vma->vm_end - vma->vm_start != PAGE_SIZE)
return -EINVAL;
@@ -2880,12 +2876,11 @@ static int kfd_mmio_mmap(struct kfd_dev *dev, struct kfd_process *process,
process->pasid, (unsigned long long) vma->vm_start,
address, vma->vm_flags, PAGE_SIZE);
ret = io_remap_pfn_range(vma,
return io_remap_pfn_range(vma,
vma->vm_start,
address >> PAGE_SHIFT,
PAGE_SIZE,
vma->vm_page_prot);
return ret;
}