Re: [PATCH] soc: rockchip: grf: fix device node refcount leak in error path

From: Heiko Stübner

Date: Sat Feb 21 2026 - 10:27:09 EST


Am Samstag, 21. Februar 2026, 15:51:46 Mitteleuropäische Normalzeit schrieb Heiko Stübner:
> Hi,
>
> Am Samstag, 21. Februar 2026, 01:40:27 Mitteleuropäische Normalzeit schrieb xiaopeitux@xxxxxxxxxxx:
> > From: Pei Xiao <xiaopei01@xxxxxxxxxx>
> >
> > The for_each_matching_node_and_match() macro automatically manages device
> > node reference counts during normal iteration. However, when breaking out
> > of the loop early with return, the current iteration's node is not
> > automatically released, leading to a reference count leak.
> >
> > Fix this by adding of_node_put() before returning from the loop
> > when fails.
> >
> > Fixes: 75fb63ae0312 ("soc: rockchip: grf: Support multiple grf to be handled")
> > Signed-off-by: Pei Xiao <xiaopei01@xxxxxxxxxx>
>
> Felix Gu was slightly faster [0], so I'll apply their patch once the merge-
> window is closed.

and I just realized that Shawn was actually even earlier [1]

>
> Thanks
> Heiko
>
>
> [0] http://lore.kernel.org/r/20260217-grf-v1-1-2088c966875d@xxxxxxxxx
[1] https://lore.kernel.org/all/1770814957-17762-1-git-send-email-shawn.lin@xxxxxxxxxxxxxx/