diff options
| author | Mathieu Poirier <mathieu.poirier@linaro.org> | 2023-03-20 16:18:22 -0600 |
|---|---|---|
| committer | Mathieu Poirier <mathieu.poirier@linaro.org> | 2023-04-03 10:48:17 -0600 |
| commit | ccadca5baf5124a880f2bb50ed1ec265415f025b (patch) | |
| tree | 6d3f8e700a32dade02beff44d877ce8e0cf23d1b /drivers/remoteproc | |
| parent | 51723657be6865c3eb86e4fa7778cfaa4a97bddd (diff) | |
remoteproc: stm32: Call of_node_put() on iteration error
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: 13140de09cc2 ("remoteproc: stm32: add an ST stm32_rproc driver")
Cc: stable@vger.kernel.org
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Reviewed-by: Arnaud Pouliquen <arnaud.pouliquen@foss.st.com>
Link: https://lore.kernel.org/r/20230320221826.2728078-2-mathieu.poirier@linaro.org
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Diffstat (limited to 'drivers/remoteproc')
| -rw-r--r-- | drivers/remoteproc/stm32_rproc.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/remoteproc/stm32_rproc.c b/drivers/remoteproc/stm32_rproc.c index 7d782ed9e589..23c1690b8d73 100644 --- a/drivers/remoteproc/stm32_rproc.c +++ b/drivers/remoteproc/stm32_rproc.c @@ -223,11 +223,13 @@ static int stm32_rproc_prepare(struct rproc *rproc) while (of_phandle_iterator_next(&it) == 0) { rmem = of_reserved_mem_lookup(it.node); if (!rmem) { + of_node_put(it.node); dev_err(dev, "unable to acquire memory-region\n"); return -EINVAL; } if (stm32_rproc_pa_to_da(rproc, rmem->base, &da) < 0) { + of_node_put(it.node); dev_err(dev, "memory region not valid %pa\n", &rmem->base); return -EINVAL; @@ -254,8 +256,10 @@ static int stm32_rproc_prepare(struct rproc *rproc) it.node->name); } - if (!mem) + if (!mem) { + of_node_put(it.node); return -ENOMEM; + } rproc_add_carveout(rproc, mem); index++; |