public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
* [PATCH] ASoC: topology: Fix a signedness bug in soc_tplg_dapm_widget_create()
@ 2019-09-25 11:06 Dan Carpenter
  2019-09-26 15:24 ` Applied "ASoC: topology: Fix a signedness bug in soc_tplg_dapm_widget_create()" to the asoc tree Mark Brown
  0 siblings, 1 reply; 2+ messages in thread
From: Dan Carpenter @ 2019-09-25 11:06 UTC (permalink / raw)
  To: Liam Girdwood
  Cc: Mark Brown, Jaroslav Kysela, Takashi Iwai, alsa-devel,
	linux-kernel, kernel-janitors

The "template.id" variable is an enum and in this context GCC will
treat it as an unsigned int so it can never be less than zero.

Fixes: 8a9782346dcc ("ASoC: topology: Add topology core")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
---
 sound/soc/soc-topology.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/soc/soc-topology.c b/sound/soc/soc-topology.c
index aa9a1fca46fa..0fd032914a31 100644
--- a/sound/soc/soc-topology.c
+++ b/sound/soc/soc-topology.c
@@ -1582,7 +1582,7 @@ static int soc_tplg_dapm_widget_create(struct soc_tplg *tplg,
 
 	/* map user to kernel widget ID */
 	template.id = get_widget_id(le32_to_cpu(w->id));
-	if (template.id < 0)
+	if ((int)template.id < 0)
 		return template.id;
 
 	/* strings are allocated here, but used and freed by the widget */
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2019-09-26 15:24 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2019-09-25 11:06 [PATCH] ASoC: topology: Fix a signedness bug in soc_tplg_dapm_widget_create() Dan Carpenter
2019-09-26 15:24 ` Applied "ASoC: topology: Fix a signedness bug in soc_tplg_dapm_widget_create()" to the asoc tree Mark Brown

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox