test_firmware: wrap custom sysfs load tests into helper

These can run on certain kernel configs. This will allow
us later to enable these tests under the right kernel
configurations.
Signed-off-by: NLuis R. Rodriguez <mcgrof@kernel.org>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

tools/testing/selftests/firmware/fw_fallback.sh

@@ -256,24 +256,37 @@ run_sysfs_main_tests()
 	set -e
 }
 
-run_sysfs_main_tests
+run_sysfs_custom_load_tests()
+{
+	if load_fw_custom "$NAME" "$FW" ; then
+		if ! diff -q "$FW" /dev/test_firmware >/dev/null ; then
+			echo "$0: firmware was not loaded" >&2
+			exit 1
+		else
+			echo "$0: custom fallback loading mechanism works"
+		fi
+	fi
 
-if load_fw_custom "$NAME" "$FW" ; then
-	if ! diff -q "$FW" /dev/test_firmware >/dev/null ; then
-		echo "$0: firmware was not loaded" >&2
-		exit 1
-	else
-		echo "$0: custom fallback loading mechanism works"
+	if load_fw_custom "$NAME" "$FW" ; then
+		if ! diff -q "$FW" /dev/test_firmware >/dev/null ; then
+			echo "$0: firmware was not loaded" >&2
+			exit 1
+		else
+			echo "$0: custom fallback loading mechanism works"
+		fi
 	fi
-fi
 
-if load_fw_custom_cancel "nope-$NAME" "$FW" ; then
-	if diff -q "$FW" /dev/test_firmware >/dev/null ; then
-		echo "$0: firmware was expected to be cancelled" >&2
-		exit 1
-	else
-		echo "$0: cancelling custom fallback mechanism works"
+	if load_fw_custom_cancel "nope-$NAME" "$FW" ; then
+		if diff -q "$FW" /dev/test_firmware >/dev/null ; then
+			echo "$0: firmware was expected to be cancelled" >&2
+			exit 1
+		else
+			echo "$0: cancelling custom fallback mechanism works"
+		fi
 	fi
-fi
+}
+
+run_sysfs_main_tests
+run_sysfs_custom_load_tests
 
 exit 0