Commit-ID: 3af7111e2066a641510c16a4e9e82dd81550115b
Gitweb: http://git.kernel.org/tip/3af7111e2066a641510c16a4e9e82dd81550115b
Author: H. Peter Anvin <hpa@xxxxxxxxxxxxxxx>
AuthorDate: Wed, 19 Feb 2014 20:46:57 -0800
Committer: H. Peter Anvin <hpa@xxxxxxxxxxxxxxx>
CommitDate: Wed, 19 Feb 2014 20:46:57 -0800
mm: Clean up style in install_special_mapping()
We can clean up the style in install_special_mapping(), and make it
use PTR_ERR_OR_ZERO().
Reported-by: kbuild test robot <fengguang.wu@xxxxxxxxx>
Link: http://lkml.kernel.org/r/1392587568-7325-3-git-send-email-stefani@xxxxxxxxxxx
Signed-off-by: H. Peter Anvin <hpa@xxxxxxxxxxxxxxx>
---
mm/mmap.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/mm/mmap.c b/mm/mmap.c
index 81ba54f..6b78a77 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -2959,12 +2959,10 @@ int install_special_mapping(struct mm_struct *mm,
unsigned long addr, unsigned long len,
unsigned long vm_flags, struct page **pages)
{
- struct vm_area_struct *vma = _install_special_mapping(mm,
- addr, len, vm_flags, pages);
+ struct vm_area_struct *vma;
- if (IS_ERR(vma))
- return PTR_ERR(vma);
- return 0;
+ vma = _install_special_mapping(mm, addr, len, vm_flags, pages);
+ return PTR_ERR_OR_ZERO(vma);
}
static DEFINE_MUTEX(mm_all_locks_mutex);
--
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