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Commit 45e09bd5 authored by Al Viro's avatar Al Viro
Browse files

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



Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent d895cb1a

security/selinux/hooks.c

+0 −9
Original line number Diff line number Diff line
@@ -3135,11 +3135,6 @@ static int selinux_file_fcntl(struct file *file, unsigned int cmd, 


	switch (cmd) {

	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)) {

			err = file_has_perm(cred, file, FILE__WRITE);

			break;
@@ -3162,10 +3157,6 @@ static int selinux_file_fcntl(struct file *file, unsigned int cmd, 
	case F_SETLK64:

	case F_SETLKW64:

#endif

		if (!file->f_path.dentry || !file->f_path.dentry->d_inode) {

			err = -EINVAL;

			break;

		}

		err = file_has_perm(cred, file, FILE__LOCK);

		break;

	}