linux-kernel - [PATCH] ASoC: Intel: Skylake: Fix compiler warning -Wmaybe-uninitialized

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Date:   Mon, 19 Feb 2018 07:02:29 +0100
From:   Kirill Marinushkin <k.marinushkin@...il.com>
To:     linux-kernel@...r.kernel.org
Cc:     Kirill Marinushkin <k.marinushkin@...il.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        Vinod Koul <vinod.koul@...el.com>,
        Guneshwor Singh <guneshwor.o.singh@...el.com>,
        Naveen Manohar <naveen.m@...el.com>,
        Harsha Priya N <harshapriya.n@...el.com>,
        Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>,
        alsa-devel@...a-project.org
Subject: [PATCH] ASoC: Intel: Skylake: Fix compiler warning -Wmaybe-uninitialized

Configuration:

SND_SOC_INTEL_SKYLAKE=y
PM_SLEEP=y

Warning message:

sound/soc/intel/skylake/skl.c: In function 'skl_resume':
sound/soc/intel/skylake/skl.c:326:6: warning: 'ret' may be used
uninitialized in this function [-Wmaybe-uninitialized]
  int ret;
      ^~~

Fixes: 4557c305d4fc ("ASoC: Intel: Skylake: Add support for active suspend")
Signed-off-by: Kirill Marinushkin <k.marinushkin@...il.com>
Cc: Liam Girdwood <lgirdwood@...il.com>
Cc: Mark Brown <broonie@...nel.org>
Cc: Jaroslav Kysela <perex@...ex.cz>
Cc: Takashi Iwai <tiwai@...e.com>
Cc: Vinod Koul <vinod.koul@...el.com>
Cc: Guneshwor Singh <guneshwor.o.singh@...el.com>
Cc: Naveen Manohar <naveen.m@...el.com>
Cc: Harsha Priya N <harshapriya.n@...el.com>
Cc: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
Cc: alsa-devel@...a-project.org
Cc: linux-kernel@...r.kernel.org
---
 sound/soc/intel/skylake/skl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/soc/intel/skylake/skl.c b/sound/soc/intel/skylake/skl.c
index 31d8634e8aa1..273a9ab75489 100644
--- a/sound/soc/intel/skylake/skl.c
+++ b/sound/soc/intel/skylake/skl.c
@@ -323,7 +323,7 @@ static int skl_resume(struct device *dev)
 	struct skl *skl  = ebus_to_skl(ebus);
 	struct hdac_bus *bus = ebus_to_hbus(ebus);
 	struct hdac_ext_link *hlink = NULL;
-	int ret;
+	int ret = 0;
 
 	/* Turned OFF in HDMI codec driver after codec reconfiguration */
 	if (IS_ENABLED(CONFIG_SND_SOC_HDAC_HDMI)) {
-- 
2.13.6