HWPOISON: Don't do early filtering if filter is disabled (0d57eb8d) · Commits · e / devices / android_kernel_oneplus_sm8150

mm/hwpoison-inject.c

+3 −0

Original line number	Original line	Diff line number	Diff line
	@@ -18,6 +18,8 @@ static int hwpoison_inject(void *data, u64 val)
	if (!capable(CAP_SYS_ADMIN))		if (!capable(CAP_SYS_ADMIN))
	return -EPERM;		return -EPERM;

			if (!hwpoison_filter_enable)
			goto inject;
	if (!pfn_valid(pfn))		if (!pfn_valid(pfn))
	return -ENXIO;		return -ENXIO;

	@@ -48,6 +50,7 @@ static int hwpoison_inject(void *data, u64 val)
	if (err)		if (err)
	return 0;		return 0;

			inject:
	printk(KERN_INFO "Injecting memory failure at pfn %lx\n", pfn);		printk(KERN_INFO "Injecting memory failure at pfn %lx\n", pfn);
	return __memory_failure(pfn, 18, MF_COUNT_INCREASED);		return __memory_failure(pfn, 18, MF_COUNT_INCREASED);
	}		}