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Message-ID: <20240518100556.2551788-1-s-vadapalli@ti.com>
Date: Sat, 18 May 2024 15:35:56 +0530
From: Siddharth Vadapalli <s-vadapalli@...com>
To: <peter.ujfalusi@...il.com>, <vkoul@...nel.org>
CC: <dmaengine@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>, <srk@...com>,
<s-vadapalli@...com>
Subject: [PATCH] dmaengine: ti: k3-udma-glue: Fix of_k3_udma_glue_parse_chn_by_id()
The of_k3_udma_glue_parse_chn_by_id() helper function erroneously
invokes "of_node_put()" on the "udmax_np" device-node passed to it,
without having incremented its reference at any point. Fix it.
Fixes: 81a1f90f20af ("dmaengine: ti: k3-udma-glue: Add function to parse channel by ID")
Signed-off-by: Siddharth Vadapalli <s-vadapalli@...com>
---
Hello,
This patch is based on commit
4b377b4868ef kprobe/ftrace: fix build error due to bad function definition
of Mainline Linux.
Regards,
Siddharth.
drivers/dma/ti/k3-udma-glue.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/drivers/dma/ti/k3-udma-glue.c b/drivers/dma/ti/k3-udma-glue.c
index c9b93055dc9d..f0a399cf45b2 100644
--- a/drivers/dma/ti/k3-udma-glue.c
+++ b/drivers/dma/ti/k3-udma-glue.c
@@ -200,12 +200,9 @@ of_k3_udma_glue_parse_chn_by_id(struct device_node *udmax_np, struct k3_udma_glu
ret = of_k3_udma_glue_parse(udmax_np, common);
if (ret)
- goto out_put_spec;
+ return ret;
ret = of_k3_udma_glue_parse_chn_common(common, thread_id, tx_chn);
-
-out_put_spec:
- of_node_put(udmax_np);
return ret;
}
--
2.40.1
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