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authorPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>2020-06-17 11:35:36 -0500
committerVinod Koul <vkoul@kernel.org>2020-06-22 17:15:20 +0530
commitbf6d6e68d2028a2d82f4c106f50ec75cc1e6ef89 (patch)
tree2f924dcc75c787859e2911a0b1b6917f0967f024 /drivers/soundwire
parentb3a9e3b9622ae10064826dccb4f7a52bd88c7407 (diff)
soundwire: intel: fix memory leak with devm_kasprintf
The dais are allocated with devm_kcalloc() but their name isn't resourced managed and never freed. Fix by also using devm_ for the dai names as well. Fixes: c46302ec554c5 ('soundwire: intel: Add audio DAI ops') Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Reviewed-by: Daniel Baluta <daniel.baluta@gmail.com> Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com> Reviewed-by: Rander Wang <rander.wang@linux.intel.com> Reviewed-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com> Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com> Link: https://lore.kernel.org/r/20200617163536.17401-1-pierre-louis.bossart@linux.intel.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/soundwire')
-rw-r--r--drivers/soundwire/intel.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/soundwire/intel.c b/drivers/soundwire/intel.c
index 4cfdd074e310..c7422740edd4 100644
--- a/drivers/soundwire/intel.c
+++ b/drivers/soundwire/intel.c
@@ -930,8 +930,9 @@ static int intel_create_dai(struct sdw_cdns *cdns,
/* TODO: Read supported rates/formats from hardware */
for (i = off; i < (off + num); i++) {
- dais[i].name = kasprintf(GFP_KERNEL, "SDW%d Pin%d",
- cdns->instance, i);
+ dais[i].name = devm_kasprintf(cdns->dev, GFP_KERNEL,
+ "SDW%d Pin%d",
+ cdns->instance, i);
if (!dais[i].name)
return -ENOMEM;