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selinux: opened file can't have NULL or negative ->f_path.dentry

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2013-01-23 16:24:16 -05:00
parent d895cb1af1
commit 45e09bd51b
1 changed files with 0 additions and 9 deletions
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9
security/selinux/hooks.c
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@@ -3135,11 +3135,6 @@ static int selinux_file_fcntl(struct file *file, unsigned int cmd,
switch (cmd) { switch (cmd) {
case F_SETFL: case F_SETFL:
if (!file->f_path.dentry || !file->f_path.dentry->d_inode) {
err = -EINVAL;
break;
}
if ((file->f_flags & O_APPEND) && !(arg & O_APPEND)) { if ((file->f_flags & O_APPEND) && !(arg & O_APPEND)) {
err = file_has_perm(cred, file, FILE__WRITE); err = file_has_perm(cred, file, FILE__WRITE);
break; break;
@@ -3162,10 +3157,6 @@ static int selinux_file_fcntl(struct file *file, unsigned int cmd,
case F_SETLK64: case F_SETLK64:
case F_SETLKW64: case F_SETLKW64:
#endif #endif
if (!file->f_path.dentry || !file->f_path.dentry->d_inode) {
err = -EINVAL;
break;
}
err = file_has_perm(cred, file, FILE__LOCK); err = file_has_perm(cred, file, FILE__LOCK);
break; break;
} }