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switch a bunch of places to mnt_want_write_file()

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it's both faster (in case when file has been opened for write) and cleaner.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2011-11-23 11:57:51 -05:00
parent f47ec3f283
commit a561be7100
16 changed files with 42 additions and 42 deletions
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10
fs/ext3/ioctl.c
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@@ -44,7 +44,7 @@ long ext3_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
if (get_user(flags, (int __user *) arg))
return -EFAULT;
err = mnt_want_write(filp->f_path.mnt);
err = mnt_want_write_file(filp);
if (err)
return err;
@@ -126,7 +126,7 @@ flags_out:
if (!inode_owner_or_capable(inode))
return -EPERM;
err = mnt_want_write(filp->f_path.mnt);
err = mnt_want_write_file(filp);
if (err)
return err;
if (get_user(generation, (int __user *) arg)) {
@@ -164,7 +164,7 @@ setversion_out:
if (!test_opt(inode->i_sb, RESERVATION) ||!S_ISREG(inode->i_mode))
return -ENOTTY;
err = mnt_want_write(filp->f_path.mnt);
err = mnt_want_write_file(filp);
if (err)
return err;
@@ -206,7 +206,7 @@ setrsvsz_out:
if (!capable(CAP_SYS_RESOURCE))
return -EPERM;
err = mnt_want_write(filp->f_path.mnt);
err = mnt_want_write_file(filp);
if (err)
return err;
@@ -232,7 +232,7 @@ group_extend_out:
if (!capable(CAP_SYS_RESOURCE))
return -EPERM;
err = mnt_want_write(filp->f_path.mnt);
err = mnt_want_write_file(filp);
if (err)
return err;