linux-kernel - [PATCH v2 17/23] test_firmware: replace syfs fallback check with kconfig

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Date:   Mon, 20 Nov 2017 10:24:03 -0800
From:   "Luis R. Rodriguez" <mcgrof@...nel.org>
To:     gregkh@...uxfoundation.org
Cc:     akpm@...ux-foundation.org, keescook@...omium.org,
        mfuzzey@...keon.com, zohar@...ux.vnet.ibm.com, dhowells@...hat.com,
        pali.rohar@...il.com, tiwai@...e.de, arend.vanspriel@...adcom.com,
        zajec5@...il.com, nbroeking@...com, markivx@...eaurora.org,
        stephen.boyd@...aro.org, broonie@...nel.org,
        dmitry.torokhov@...il.com, dwmw2@...radead.org,
        torvalds@...ux-foundation.org, Abhay_Salunke@...l.com,
        bjorn.andersson@...aro.org, jewalt@...innovations.com,
        linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        "Luis R. Rodriguez" <mcgrof@...nel.org>
Subject: [PATCH v2 17/23] test_firmware: replace syfs fallback check with kconfig_has helper

Now that we have a kconfig checker just use that instead of relying
on testing a sysfs directory being present, since our requirements
are spelled out.

Signed-off-by: Luis R. Rodriguez <mcgrof@...nel.org>
---
 tools/testing/selftests/firmware/fw_fallback.sh | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/tools/testing/selftests/firmware/fw_fallback.sh b/tools/testing/selftests/firmware/fw_fallback.sh
index a42e437363d9..40b6c1d3e832 100755
--- a/tools/testing/selftests/firmware/fw_fallback.sh
+++ b/tools/testing/selftests/firmware/fw_fallback.sh
@@ -49,10 +49,7 @@ kconfig_has()
 
 DIR=/sys/devices/virtual/misc/test_firmware
 
-# CONFIG_FW_LOADER_USER_HELPER has a sysfs class under /sys/class/firmware/
-# These days no one enables CONFIG_FW_LOADER_USER_HELPER so check for that
-# as an indicator for CONFIG_FW_LOADER_USER_HELPER.
-HAS_FW_LOADER_USER_HELPER=$(if [ -d /sys/class/firmware/ ]; then echo yes; else echo no; fi)
+HAS_FW_LOADER_USER_HELPER=$(kconfig_has CONFIG_FW_LOADER_USER_HELPER=y)
 HAS_FW_LOADER_USER_HELPER_FALLBACK=$(kconfig_has CONFIG_FW_LOADER_USER_HELPER_FALLBACK=y)
 
 if [ "$HAS_FW_LOADER_USER_HELPER" = "yes" ]; then
-- 
2.15.0