From: Arnd Bergmann <arnd@arndb.de>
To: Liam Girdwood <lgirdwood@gmail.com>,
Mark Brown <broonie@kernel.org>, Jaroslav Kysela <perex@perex.cz>,
Takashi Iwai <tiwai@suse.com>
Cc: Arnd Bergmann <arnd@arndb.de>, Vinod Koul <vinod.koul@intel.com>,
Jeeja KP <jeeja.kp@intel.com>,
Jayachandran B <jayachandran.b@intel.com>,
Senthilnathan Veppur <senthilnathanx.veppur@intel.com>,
"Subhransu S. Prusty" <subhransu.s.prusty@intel.com>,
Ramesh Babu <ramesh.babu@intel.com>,
G Kranthi <gudishax.kranthikumar@intel.com>,
alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org
Subject: [PATCH] ASoC: Intel: Skylake: fix uninitialized pointer use
Date: Thu, 27 Apr 2017 12:59:58 +0200 [thread overview]
Message-ID: <20170427110014.2316664-1-arnd@arndb.de> (raw)
The error handling in bxt_sst_dsp_init() got changed in a way that
it now derefences an uninitialized pointer when printing a warning
about the device not being found:
sound/soc/intel/skylake/bxt-sst.c: In function 'bxt_sst_dsp_init':
sound/soc/intel/skylake/bxt-sst.c:567:14: error: 'skl' may be used uninitialized in this function [-Werror=maybe-uninitialized]
As we do have a valid device pointer available at the call site,
let's use that instead.
Fixes: 9fe9c7119283 ("ASoC: Intel: Skylake: Move sst common initialization to a helper function")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---
sound/soc/intel/skylake/bxt-sst.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sound/soc/intel/skylake/bxt-sst.c b/sound/soc/intel/skylake/bxt-sst.c
index fde4bc0f35b0..f5e7dbb1ba39 100644
--- a/sound/soc/intel/skylake/bxt-sst.c
+++ b/sound/soc/intel/skylake/bxt-sst.c
@@ -564,7 +564,7 @@ int bxt_sst_dsp_init(struct device *dev, void __iomem *mmio_base, int irq,
ret = skl_sst_ctx_init(dev, irq, fw_name, dsp_ops, dsp, &skl_dev);
if (ret < 0) {
- dev_err(skl->dev, "%s: no device\n", __func__);
+ dev_err(dev, "%s: no device\n", __func__);
return ret;
}
--
2.9.0
next reply other threads:[~2017-04-27 11:00 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-27 10:59 Arnd Bergmann [this message]
2017-04-27 11:13 ` Takashi Sakamoto
2017-04-27 14:28 ` Vinod Koul
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