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 <[email protected]>
---
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
On 18/05/2024 13:05, Siddharth Vadapalli wrote:
> 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.
Acked-by: Peter [email protected]
>
> Fixes: 81a1f90f20af ("dmaengine: ti: k3-udma-glue: Add function to parse channel by ID")
> Signed-off-by: Siddharth Vadapalli <[email protected]>
> ---
>
> 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;
> }
>
--
Péter
…
> without having incremented its reference at any point. …
counter?
Regards,
Markus
…
> > without having incremented its reference at any point. Fix it.
>
> Acked-by: Peter [email protected]
Please improve the data representation for this tag.
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/submitting-patches.rst?h=v6.9#n468
Regards,
Markus
On 21-05-24, 20:22, Markus Elfring wrote:
> …
> > > without having incremented its reference at any point. Fix it.
> >
> > Acked-by: Peter [email protected]
>
> Please improve the data representation for this tag.
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/submitting-patches.rst?h=v6.9#n468
Please STOP wasting time of everyone. Go write some code which solves
something!
--
~Vinod