2020-08-27 21:38:11

by Denis Efremov (Oracle)

[permalink] [raw]
Subject: [PATCH] char: mspec: Use kvzalloc() in mspec_mmap()

Use kvzalloc() in mspec_mmap() instead of open-coding it.

Signed-off-by: Denis Efremov <[email protected]>
---
drivers/char/mspec.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/char/mspec.c b/drivers/char/mspec.c
index 0fae33319d2e..f8231e2e84be 100644
--- a/drivers/char/mspec.c
+++ b/drivers/char/mspec.c
@@ -195,10 +195,7 @@ mspec_mmap(struct file *file, struct vm_area_struct *vma,

pages = vma_pages(vma);
vdata_size = sizeof(struct vma_data) + pages * sizeof(long);
- if (vdata_size <= PAGE_SIZE)
- vdata = kzalloc(vdata_size, GFP_KERNEL);
- else
- vdata = vzalloc(vdata_size);
+ vdata = kvzalloc(vdata_size, GFP_KERNEL);
if (!vdata)
return -ENOMEM;

--
2.26.2