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| author | Mathieu Poirier <mathieu.poirier@linaro.org> | 2023-03-21 01:18:24 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-05-17 12:53:46 +0300 |
| commit | c3c70209a991decbab3971c6f4d0d844b4ac8bda (patch) | |
| tree | 5859152e22c7e9e262af83da807cc98db18a1711 | |
| parent | 948f81dac38854ae188edd90f74e60092621f16a (diff) | |
| download | linux-c3c70209a991decbab3971c6f4d0d844b4ac8bda.tar.xz | |
remoteproc: rcar_rproc: Call of_node_put() on iteration error
commit f8bae637d3d5e082b4ced71e28b16eb3ee0683c1 upstream.
Function of_phandle_iterator_next() calls of_node_put() on the last
device_node it iterated over, but when the loop exits prematurely it has
to be called explicitly.
Fixes: 285892a74f13 ("remoteproc: Add Renesas rcar driver")
Cc: stable@vger.kernel.org
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Link: https://lore.kernel.org/r/20230320221826.2728078-4-mathieu.poirier@linaro.org
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/remoteproc/rcar_rproc.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/remoteproc/rcar_rproc.c b/drivers/remoteproc/rcar_rproc.c index aa86154109c7..1ff2a73ade90 100644 --- a/drivers/remoteproc/rcar_rproc.c +++ b/drivers/remoteproc/rcar_rproc.c @@ -62,13 +62,16 @@ static int rcar_rproc_prepare(struct rproc *rproc) rmem = of_reserved_mem_lookup(it.node); if (!rmem) { + of_node_put(it.node); dev_err(&rproc->dev, "unable to acquire memory-region\n"); return -EINVAL; } - if (rmem->base > U32_MAX) + if (rmem->base > U32_MAX) { + of_node_put(it.node); return -EINVAL; + } /* No need to translate pa to da, R-Car use same map */ da = rmem->base; @@ -79,8 +82,10 @@ static int rcar_rproc_prepare(struct rproc *rproc) rcar_rproc_mem_release, it.node->name); - if (!mem) + if (!mem) { + of_node_put(it.node); return -ENOMEM; + } rproc_add_carveout(rproc, mem); } |