summaryrefslogtreecommitdiffstats
path: root/mm
diff options
context:
space:
mode:
authorTobin C Harding <me@tobin.cc>2017-02-24 14:58:59 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2017-02-24 17:46:55 -0800
commit7f2b6ce8e31ef843f5ece7fd302119d659b015f7 (patch)
tree55c871fcf3c4030df6e9695665e5b97ab094144f /mm
parentf2bf14d14dbc50dc56be3ebd18652ea2738ef6f8 (diff)
downloadlinux-7f2b6ce8e31ef843f5ece7fd302119d659b015f7.tar.gz
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> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
-rw-r--r--mm/memory.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/mm/memory.c b/mm/memory.c
index 6040b74..747a2cd 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;
}