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-rw-r--r--fs/file.c19
1 files changed, 4 insertions, 15 deletions
diff --git a/fs/file.c b/fs/file.c
index 60a45e9f5323..eb56a13dab3e 100644
--- a/fs/file.c
+++ b/fs/file.c
@@ -713,27 +713,16 @@ unsigned long __fdget_raw(unsigned int fd)
unsigned long __fdget_pos(unsigned int fd)
{
- struct files_struct *files = current->files;
- struct file *file;
- unsigned long v;
-
- if (atomic_read(&files->count) == 1) {
- file = __fcheck_files(files, fd);
- v = 0;
- } else {
- file = __fget(fd, 0);
- v = FDPUT_FPUT;
- }
- if (!file)
- return 0;
+ unsigned long v = __fdget(fd);
+ struct file *file = (struct file *)(v & ~3);
- if (file->f_mode & FMODE_ATOMIC_POS) {
+ if (file && (file->f_mode & FMODE_ATOMIC_POS)) {
if (file_count(file) > 1) {
v |= FDPUT_POS_UNLOCK;
mutex_lock(&file->f_pos_lock);
}
}
- return v | (unsigned long)file;
+ return v;
}
/*