6.9-stable review patch. If anyone has any objections, please let me know.
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From: Siddharth Vadapalli s-vadapalli@ti.com
[ Upstream commit ba27e9d2207784da748b19170a2e56bd7770bd81 ]
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 count 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@ti.com Acked-by: Peter Ujfalusi peter.ujfalusi@gmail.com Acked-by: Peter Ujfalusi@gmail.com Link: https://lore.kernel.org/r/20240602013319.2975894-1-s-vadapalli@ti.com Signed-off-by: Vinod Koul vkoul@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- 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 c9b93055dc9d3..f0a399cf45b2a 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; }