[PATCH] staging: media: atomisp: use kvmalloc and kvfree

From: Geliang Tang
Date: Thu Mar 23 2017 - 09:13:12 EST


Use kvmalloc() and kvfree() instead of open-coding.

Signed-off-by: Geliang Tang <geliangtang@xxxxxxxxx>
---
drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c | 10 ++--------
1 file changed, 2 insertions(+), 8 deletions(-)

diff --git a/drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c b/drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c
index 94bc793..c7b9320 100644
--- a/drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c
+++ b/drivers/staging/media/atomisp/pci/atomisp2/atomisp_cmd.c
@@ -90,10 +90,7 @@ union host {
void *atomisp_kernel_malloc(size_t bytes)
{
/* vmalloc() is preferable if allocating more than 1 page */
- if (bytes > PAGE_SIZE)
- return vmalloc(bytes);
-
- return kmalloc(bytes, GFP_KERNEL);
+ return kvmalloc(bytes, GFP_KERNEL);
}

/*
@@ -118,10 +115,7 @@ void *atomisp_kernel_zalloc(size_t bytes, bool zero_mem)
void atomisp_kernel_free(void *ptr)
{
/* Verify if buffer was allocated by vmalloc() or kmalloc() */
- if (is_vmalloc_addr(ptr))
- vfree(ptr);
- else
- kfree(ptr);
+ kvfree(ptr);
}

/*
--
2.9.3