From: Akinobu Mita <akinobu.mita@gmail.com>
Date: Sun, 26 Aug 2012 12:06:44 +0000 (+0900)
Subject: mtd: mtd_nandecctest: make module_init() return an error code if test fails
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=f45c2990dc3de65d22e5f3b2f6b5df60a102e493;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

mtd: mtd_nandecctest: make module_init() return an error code if test fails

Return an error code if test fails in order to detect a test case failure
by invoking tests repeatedly like this:

while sudo modprobe mtd_nandecctest; do
	sudo modprobe -r mtd_nandecctest
done

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
---

diff --git a/drivers/mtd/tests/mtd_nandecctest.c b/drivers/mtd/tests/mtd_nandecctest.c
index 4d7b171e825f..f71ed92b932c 100644
--- a/drivers/mtd/tests/mtd_nandecctest.c
+++ b/drivers/mtd/tests/mtd_nandecctest.c
@@ -66,10 +66,13 @@ static int nand_ecc_test(const size_t size)
 
 static int __init ecc_test_init(void)
 {
-	nand_ecc_test(256);
-	nand_ecc_test(512);
+	int err;
 
-	return 0;
+	err = nand_ecc_test(256);
+	if (err)
+		return err;
+
+	return nand_ecc_test(512);
 }
 
 static void __exit ecc_test_exit(void)