[PATCH 3/6] Prevent to init a subsystem if it is not selected.

[Daniel Lezcano]

Signed-off-by: Daniel Lezcano <daniel.lezc...@linaro.org>
---
 powerdebug.c | 13 ++++++-------
 1 file changed, 6 insertions(+), 7 deletions(-)

diff --git a/powerdebug.c b/powerdebug.c
index 555beea..bc8fc92 100644
--- a/powerdebug.c
+++ b/powerdebug.c
@@ -208,13 +208,12 @@ static struct powerdebug_options *powerdebug_init(void)
 {
        struct powerdebug_options *options;
 
+       signal(SIGWINCH, sigwinch_handler);
+
        options = malloc(sizeof(*options));
        if (!options)
                return NULL;
 
-       memset(options, 0, sizeof(*options));
-       signal(SIGWINCH, sigwinch_handler);
-
        return options;
 }
 
@@ -249,22 +248,22 @@ int main(int argc, char **argv)
                return 1;
        }
 
-       if (regulator_init()) {
+       if ((options->flags & REGULATOR_OPTION) && regulator_init()) {
                printf("failed to initialize regulator\n");
                options->flags &= ~REGULATOR_OPTION;
        }
 
-       if (clock_init()) {
+       if ((options->flags & CLOCK_OPTION) && clock_init()) {
                printf("failed to initialize clock details (check debugfs)\n");
                options->flags &= ~CLOCK_OPTION;
        }
 
-       if (sensor_init()) {
+       if ((options->flags & SENSOR_OPTION) && sensor_init()) {
                printf("failed to initialize sensors\n");
                options->flags &= SENSOR_OPTION;
        }
 
-       if (gpio_init()) {
+       if ((options->flags & GPIO_OPTION) && gpio_init()) {
                printf("failed to initialize gpios\n");
                options->flags &= GPIO_OPTION;
        }
-- 
1.9.1

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