On Tue, 2023-04-11 at 06:04 +0530, Aashish Sharma wrote:
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Add missing of_node_put()s before the returns to balance of_node_get()s and of_node_put()s, which may get unbalanced in case the for loop 'for_each_available_child_of_node' returns early.
Fixes: 4302187d955f ("ASoC: mediatek: common: add soundcard driver common code") Reported-by: kernel test robot lkp@intel.com Reported-by: Julia Lawall julia.lawall@inria.fr Link: https://lore.kernel.org/r/202304090504.2K8L6soj-lkp@intel.com/ Signed-off-by: Aashish Sharma shraash@google.com
Reviewed-by: Trevor Wu trevor.wu@mediatek.com
sound/soc/mediatek/common/mtk-soundcard-driver.c | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/sound/soc/mediatek/common/mtk-soundcard-driver.c b/sound/soc/mediatek/common/mtk-soundcard-driver.c index 7c55c2cb1f21..738093451ccb 100644 --- a/sound/soc/mediatek/common/mtk-soundcard-driver.c +++ b/sound/soc/mediatek/common/mtk-soundcard-driver.c @@ -47,20 +47,26 @@ int parse_dai_link_info(struct snd_soc_card *card) /* Loop over all the dai link sub nodes */ for_each_available_child_of_node(dev->of_node, sub_node) { if (of_property_read_string(sub_node, "link-name",
&dai_link_name))
&dai_link_name)) {of_node_put(sub_node); return -EINVAL;} for_each_card_prelinks(card, i, dai_link) { if (!strcmp(dai_link_name, dai_link->name)) break; }
if (i >= card->num_links)
if (i >= card->num_links) {of_node_put(sub_node); return -EINVAL;} ret = set_card_codec_info(card, sub_node, dai_link);
if (ret < 0)
if (ret < 0) {of_node_put(sub_node); return ret;} } return 0;-- 2.40.0.577.gac1e443424-goog