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| author | Al Viro <viro@zeniv.linux.org.uk> | 2015-03-31 18:35:13 +0200 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2015-04-12 04:27:56 +0200 |
| commit | 6e242a1ceeb1bcf55ffefa84d3079f711fe8a667 (patch) | |
| tree | dfb200b1b2769808fa6115f13782307a7197ce24 | |
| parent | acct: check FMODE_CAN_WRITE (diff) | |
| download | linux-6e242a1ceeb1bcf55ffefa84d3079f711fe8a667.tar.xz linux-6e242a1ceeb1bcf55ffefa84d3079f711fe8a667.zip | |
nommu: use __vfs_read()
... instead of open-coding the call of ->read()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
| -rw-r--r-- | mm/nommu.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/nommu.c b/mm/nommu.c index 3fba2dc97c44..e544508e2a4b 100644 --- a/mm/nommu.c +++ b/mm/nommu.c @@ -1016,7 +1016,7 @@ static int validate_mmap_request(struct file *file, * device */ if (!file->f_op->get_unmapped_area) capabilities &= ~NOMMU_MAP_DIRECT; - if (!file->f_op->read) + if (!(file->f_mode & FMODE_CAN_READ)) capabilities &= ~NOMMU_MAP_COPY; /* The file shall have been opened with read permission. */ @@ -1240,7 +1240,7 @@ static int do_mmap_private(struct vm_area_struct *vma, old_fs = get_fs(); set_fs(KERNEL_DS); - ret = vma->vm_file->f_op->read(vma->vm_file, base, len, &fpos); + ret = __vfs_read(vma->vm_file, base, len, &fpos); set_fs(old_fs); if (ret < 0) |