ASoC: fsl: use strncpy() to prevent copying of over-long names

Use strncpy() instead of strcpy(). That's not a security issue, as the
source buffer is taken from DT nodes, but we should still enforce bound
checks. Spotted by Coverity.

Signed-off-by: Daniel Mack <daniel@zonque.org>
Signed-off-by: Mark Brown <broonie@kernel.org>

2 files changed, 2 insertions, 2 deletions

diff --git a/sound/soc/fsl/fsl_asrc.c b/sound/soc/fsl/fsl_asrc.c
index 3b145313f93e..ed866e9a2928 100644
--- a/sound/soc/fsl/fsl_asrc.c
+++ b/sound/soc/fsl/fsl_asrc.c
@@ -792,7 +792,7 @@ static int fsl_asrc_probe(struct platform_device *pdev)
                 return -ENOMEM;
 
         asrc_priv->pdev = pdev;
-        strcpy(asrc_priv->name, np->name);
+        strncpy(asrc_priv->name, np->name, sizeof(asrc_priv->name) - 1);
 
         /* Get the addresses and IRQ */
         res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
diff --git a/sound/soc/fsl/fsl_esai.c b/sound/soc/fsl/fsl_esai.c
index 8bcdfda09d7a..a645e296199e 100644
--- a/sound/soc/fsl/fsl_esai.c
+++ b/sound/soc/fsl/fsl_esai.c
@@ -734,7 +734,7 @@ static int fsl_esai_probe(struct platform_device *pdev)
                 return -ENOMEM;
 
         esai_priv->pdev = pdev;
-        strcpy(esai_priv->name, np->name);
+        strncpy(esai_priv->name, np->name, sizeof(esai_priv->name) - 1);
 
         /* Get the addresses and IRQ */
         res = platform_get_resource(pdev, IORESOURCE_MEM, 0);