[PATCH] f_count may wrap around

make it atomic_long_t; while we are at it, get rid of useless checks in affs,
hfs and hpfs - ->open() always has it equal to 1, ->release() - to 0.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 0 insertions, 4 deletions

diff --git a/fs/affs/file.c b/fs/affs/file.c
index 6eac7bdeec94..1377b1240b6e 100644
--- a/fs/affs/file.c
+++ b/fs/affs/file.c
@@ -46,8 +46,6 @@ const struct inode_operations affs_file_inode_operations = {
 static int
 affs_file_open(struct inode *inode, struct file *filp)
 {
-        if (atomic_read(&filp->f_count) != 1)
-                return 0;
         pr_debug("AFFS: open(%lu,%d)\n",
                  inode->i_ino, atomic_read(&AFFS_I(inode)->i_opencnt));
         atomic_inc(&AFFS_I(inode)->i_opencnt);
@@ -57,8 +55,6 @@ affs_file_open(struct inode *inode, struct file *filp)
 static int
 affs_file_release(struct inode *inode, struct file *filp)
 {
-        if (atomic_read(&filp->f_count) != 0)
-                return 0;
         pr_debug("AFFS: release(%lu, %d)\n",
                  inode->i_ino, atomic_read(&AFFS_I(inode)->i_opencnt));