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authorAl Viro <viro@zeniv.linux.org.uk>2012-08-27 18:48:26 (GMT)
committerAl Viro <viro@zeniv.linux.org.uk>2012-09-27 01:10:25 (GMT)
commitcb0942b81249798e15c3f04eee2946ef543e8115 (patch)
tree7d494c580a847342577661782c5173f76178aa81 /mm
parentcecb46f194460d23cacf3b13593f9f5a4f7a0fed (diff)
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make get_file() return its argument
simplifies a bunch of callers... Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'mm')
-rw-r--r--mm/fremap.c3
-rw-r--r--mm/mmap.c3
-rw-r--r--mm/nommu.c6
3 files changed, 4 insertions, 8 deletions
diff --git a/mm/fremap.c b/mm/fremap.c
index 9ed4fd4..048659c 100644
--- a/mm/fremap.c
+++ b/mm/fremap.c
@@ -195,10 +195,9 @@ SYSCALL_DEFINE5(remap_file_pages, unsigned long, start, unsigned long, size,
*/
if (mapping_cap_account_dirty(mapping)) {
unsigned long addr;
- struct file *file = vma->vm_file;
+ struct file *file = get_file(vma->vm_file);
flags &= MAP_NONBLOCK;
- get_file(file);
addr = mmap_region(file, start, size,
flags, vma->vm_flags, pgoff);
fput(file);
diff --git a/mm/mmap.c b/mm/mmap.c
index ae18a48..872441e 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -1301,8 +1301,7 @@ munmap_back:
goto free_vma;
correct_wcount = 1;
}
- vma->vm_file = file;
- get_file(file);
+ vma->vm_file = get_file(file);
error = file->f_op->mmap(file, vma);
if (error)
goto unmap_and_free_vma;
diff --git a/mm/nommu.c b/mm/nommu.c
index d4b0c10..dee2ff8 100644
--- a/mm/nommu.c
+++ b/mm/nommu.c
@@ -1282,10 +1282,8 @@ unsigned long do_mmap_pgoff(struct file *file,
vma->vm_pgoff = pgoff;
if (file) {
- region->vm_file = file;
- get_file(file);
- vma->vm_file = file;
- get_file(file);
+ region->vm_file = get_file(file);
+ vma->vm_file = get_file(file);
if (vm_flags & VM_EXECUTABLE) {
added_exe_file_vma(current->mm);
vma->vm_mm = current->mm;