76 	void *kbuf;  in hostaudio_read()  local
83 	kbuf = kmalloc(count, GFP_KERNEL);  in hostaudio_read()
84 	if (kbuf == NULL)  in hostaudio_read()
87 	err = os_read_file(state->fd, kbuf, count);  in hostaudio_read()
91 	if (copy_to_user(buffer, kbuf, err))  in hostaudio_read()
95 	kfree(kbuf);  in hostaudio_read()
103 	void *kbuf;  in hostaudio_write()  local
110 	kbuf = memdup_user(buffer, count);  in hostaudio_write()
111 	if (IS_ERR(kbuf))  in hostaudio_write()
112 		return PTR_ERR(kbuf);  in hostaudio_write()
114 	err = os_write_file(state->fd, kbuf, count);  in hostaudio_write()
120 	kfree(kbuf);  in hostaudio_write()