if ((file->f_mode & FMODE_WRITE) && (minor & 1))
return -EACCES;
- mutex_lock(&mtd_mutex);
mtd = get_mtd_device(NULL, devnum);
- if (IS_ERR(mtd)) {
- ret = PTR_ERR(mtd);
- goto out;
- }
+ if (IS_ERR(mtd))
+ return PTR_ERR(mtd);
if (mtd->type == MTD_ABSENT) {
ret = -ENODEV;
}
mfi->mtd = mtd;
file->private_data = mfi;
- mutex_unlock(&mtd_mutex);
return 0;
out1:
put_mtd_device(mtd);
-out:
- mutex_unlock(&mtd_mutex);
return ret;
} /* mtdchar_open */