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Commit 658c74cf authored by Rakib Mullick's avatar Rakib Mullick Committed by Linus Torvalds
Browse files

drivers/char/mspec.c: use {k,v}zalloc to allocate memory 



Let memory allocator initialize the allocated memory as null, thus remove
the use of memset.

Signed-off-by: default avatarRakib Mullick <rakib.mullick@gmail.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 07412736

drivers/char/mspec.c

+2 −3
Original line number Diff line number Diff line
@@ -271,14 +271,13 @@ mspec_mmap(struct file *file, struct vm_area_struct *vma, 
	pages = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT;

	vdata_size = sizeof(struct vma_data) + pages * sizeof(long);

	if (vdata_size <= PAGE_SIZE)

		vdata = kmalloc(vdata_size, GFP_KERNEL);

		vdata = kzalloc(vdata_size, GFP_KERNEL);

	else {

		vdata = vmalloc(vdata_size);

		vdata = vzalloc(vdata_size);

		flags = VMD_VMALLOCED;

	}

	if (!vdata)

		return -ENOMEM;

	memset(vdata, 0, vdata_size);



	vdata->vm_start = vma->vm_start;

	vdata->vm_end = vma->vm_end;