提交 f17f12ce 编写于 作者: M Mathias Krause 提交者: David Woodhouse

mtd: phram: fix memory leak

Commit 4f678a58 (mtd: fix memory leaks in phram_setup) missed two cases
where the memory allocated for name would be leaked. This commit frees
the memory when register_device() fails and on unregister_devices().
Signed-off-by: NMathias Krause <minipli@googlemail.com>
Signed-off-by: NArtem Bityutskiy <Artem.Bityutskiy@nokia.com>
Signed-off-by: NDavid Woodhouse <David.Woodhouse@intel.com>
上级 07be303d
......@@ -117,6 +117,7 @@ static void unregister_devices(void)
list_for_each_entry_safe(this, safe, &phram_list, list) {
del_mtd_device(&this->mtd);
iounmap(this->mtd.priv);
kfree(this->mtd.name);
kfree(this);
}
}
......@@ -275,6 +276,8 @@ static int phram_setup(const char *val, struct kernel_param *kp)
ret = register_device(name, start, len);
if (!ret)
pr_info("%s device: %#x at %#x\n", name, len, start);
else
kfree(name);
return ret;
}
......
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