vfs: mnt_drop_write_file()

new helper (wrapper around mnt_drop_write()) to be used in pair with
mnt_want_write_file().

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

1 files changed, 5 insertions, 5 deletions

diff --git a/fs/ext3/ioctl.c b/fs/ext3/ioctl.c
index a02863a080d3..8e37c41a071b 100644
--- a/fs/ext3/ioctl.c
+++ b/fs/ext3/ioctl.c
@@ -110,7 +110,7 @@ flags_err:
                         err = ext3_change_inode_journal_flag(inode, jflag);
 flags_out:
                 mutex_unlock(&inode->i_mutex);
-                mnt_drop_write(filp->f_path.mnt);
+                mnt_drop_write_file(filp);
                 return err;
         }
         case EXT3_IOC_GETVERSION:
@@ -147,7 +147,7 @@ flags_out:
                 }
                 ext3_journal_stop(handle);
 setversion_out:
-                mnt_drop_write(filp->f_path.mnt);
+                mnt_drop_write_file(filp);
                 return err;
         }
         case EXT3_IOC_GETRSVSZ:
@@ -195,7 +195,7 @@ setversion_out:
                 }
                 mutex_unlock(&ei->truncate_mutex);
 setrsvsz_out:
-                mnt_drop_write(filp->f_path.mnt);
+                mnt_drop_write_file(filp);
                 return err;
         }
         case EXT3_IOC_GROUP_EXTEND: {
@@ -221,7 +221,7 @@ setrsvsz_out:
                 if (err == 0)
                         err = err2;
 group_extend_out:
-                mnt_drop_write(filp->f_path.mnt);
+                mnt_drop_write_file(filp);
                 return err;
         }
         case EXT3_IOC_GROUP_ADD: {
@@ -249,7 +249,7 @@ group_extend_out:
                 if (err == 0)
                         err = err2;
 group_add_out:
-                mnt_drop_write(filp->f_path.mnt);
+                mnt_drop_write_file(filp);
                 return err;
         }
         case FITRIM: {