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backlight: Avoid passing an invalid fd into close()

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Rob Bradford 2013-01-10 19:48:56 +00:00 committed by Kristian Høgsberg
parent 409f79a2c7
commit 23d330ec9d
1 changed files with 5 additions and 4 deletions
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9
src/libbacklight.c
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@ -68,7 +68,8 @@ static long backlight_get(struct backlight *backlight, char *node)
value = strtol(buffer, NULL, 10);
ret = value;
out:
close(fd);
if (fd >= 0)
close(fd);
free(path);
return ret;
}
@ -124,10 +125,10 @@ long backlight_set_brightness(struct backlight *backlight, long brightness)
ret = backlight_get_brightness(backlight);
backlight->brightness = ret;
out:
if (buffer)
free(buffer);
free(buffer);
free(path);
close(fd);
if (fd >= 0)
close(fd);
return ret;
}