diff options
| author | Tobin C Harding <me@tobin.cc> | 2017-02-08 10:27:40 +1100 |
|---|---|---|
| committer | Stephen Rothwell <sfr@canb.auug.org.au> | 2017-02-09 21:53:05 +1100 |
| commit | 8218e2da9f613c483fdea1d853a34e87a30a8baa (patch) | |
| tree | 0718b786d82a0d40d0e31d7cf41b94d5f611833e /mm | |
| parent | bea9e7b32da1bed1b03353754f41c75bc1108454 (diff) | |
mm/memory.c: use NULL instead of literal 0
Patch fixes sparse warning: Using plain integer as NULL pointer. Replaces
assignment of 0 to pointer with NULL assignment.
Link: http://lkml.kernel.org/r/1485992240-10986-2-git-send-email-me@tobin.cc
Signed-off-by: Tobin C Harding <me@tobin.cc>
Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/memory.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/mm/memory.c b/mm/memory.c index 6040b74d02a2..747a2cdd2f7d 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -2920,7 +2920,7 @@ static int pte_alloc_one_map(struct vm_fault *vmf) atomic_long_inc(&vma->vm_mm->nr_ptes); pmd_populate(vma->vm_mm, vmf->pmd, vmf->prealloc_pte); spin_unlock(vmf->ptl); - vmf->prealloc_pte = 0; + vmf->prealloc_pte = NULL; } else if (unlikely(pte_alloc(vma->vm_mm, vmf->pmd, vmf->address))) { return VM_FAULT_OOM; } @@ -2968,7 +2968,7 @@ static void deposit_prealloc_pte(struct vm_fault *vmf) * count that as nr_ptes. */ atomic_long_inc(&vma->vm_mm->nr_ptes); - vmf->prealloc_pte = 0; + vmf->prealloc_pte = NULL; } static int do_set_pmd(struct vm_fault *vmf, struct page *page) @@ -3374,7 +3374,7 @@ static int do_fault(struct vm_fault *vmf) /* preallocated pagetable is unused: free it */ if (vmf->prealloc_pte) { pte_free(vma->vm_mm, vmf->prealloc_pte); - vmf->prealloc_pte = 0; + vmf->prealloc_pte = NULL; } return ret; } |