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ASoC: rsnd: add missing of_node_put 

for_each_child_of_node performs an of_node_get on each iteration, so a
jump out of the loop requires an of_node_put.

The semantic patch that fixes this problem is as follows
(http://coccinelle.lip6.fr):

// <smpl>
@@
local idexpression n;
expression e,e1;
identifier l;
@@

 for_each_child_of_node(e1,n) {
   ...
(
   of_node_put(n);
|
   e = n
|
+  of_node_put(n);
?  goto l;
)
   ...
 }
...
l: ... when != n
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Julia Lawall 2017-07-15 09:19:07 +02:00 committed by Mark Brown
parent 5771a8c088
commit 53ba2aa314
5 changed files with 22 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
sound/soc/sh/rcar/ctu.c
View File

@ -394,13 +394,16 @@ int rsnd_ctu_probe(struct rsnd_priv *priv)
clk = devm_clk_get(dev, name);
if (IS_ERR(clk)) {
ret = PTR_ERR(clk);
of_node_put(np);
goto rsnd_ctu_probe_done;
}
ret = rsnd_mod_init(priv, rsnd_mod_get(ctu), &rsnd_ctu_ops,
clk, rsnd_mod_get_status, RSND_MOD_CTU, i);
if (ret)
if (ret) {
of_node_put(np);
goto rsnd_ctu_probe_done;
}
i++;
}

5
sound/soc/sh/rcar/dvc.c
View File

@ -380,13 +380,16 @@ int rsnd_dvc_probe(struct rsnd_priv *priv)
clk = devm_clk_get(dev, name);
if (IS_ERR(clk)) {
ret = PTR_ERR(clk);
of_node_put(np);
goto rsnd_dvc_probe_done;
}
ret = rsnd_mod_init(priv, rsnd_mod_get(dvc), &rsnd_dvc_ops,
clk, rsnd_mod_get_status, RSND_MOD_DVC, i);
if (ret)
if (ret) {
of_node_put(np);
goto rsnd_dvc_probe_done;
}
i++;
}

5
sound/soc/sh/rcar/mix.c
View File

@ -168,13 +168,16 @@ int rsnd_mix_probe(struct rsnd_priv *priv)
clk = devm_clk_get(dev, name);
if (IS_ERR(clk)) {
ret = PTR_ERR(clk);
of_node_put(np);
goto rsnd_mix_probe_done;
}
ret = rsnd_mod_init(priv, rsnd_mod_get(mix), &rsnd_mix_ops,
clk, rsnd_mod_get_status, RSND_MOD_MIX, i);
if (ret)
if (ret) {
of_node_put(np);
goto rsnd_mix_probe_done;
}
i++;
}

6
sound/soc/sh/rcar/src.c
View File

@ -581,20 +581,24 @@ int rsnd_src_probe(struct rsnd_priv *priv)
src->irq = irq_of_parse_and_map(np, 0);
if (!src->irq) {
ret = -EINVAL;
of_node_put(np);
goto rsnd_src_probe_done;
}
clk = devm_clk_get(dev, name);
if (IS_ERR(clk)) {
ret = PTR_ERR(clk);
of_node_put(np);
goto rsnd_src_probe_done;
}
ret = rsnd_mod_init(priv, rsnd_mod_get(src),
&rsnd_src_ops, clk, rsnd_mod_get_status,
RSND_MOD_SRC, i);
if (ret)
if (ret) {
of_node_put(np);
goto rsnd_src_probe_done;
}
skip:
i++;

6
sound/soc/sh/rcar/ssi.c
View File

@ -1079,6 +1079,7 @@ int rsnd_ssi_probe(struct rsnd_priv *priv)
clk = devm_clk_get(dev, name);
if (IS_ERR(clk)) {
ret = PTR_ERR(clk);
of_node_put(np);
goto rsnd_ssi_probe_done;
}
@ -1091,6 +1092,7 @@ int rsnd_ssi_probe(struct rsnd_priv *priv)
ssi->irq = irq_of_parse_and_map(np, 0);
if (!ssi->irq) {
ret = -EINVAL;
of_node_put(np);
goto rsnd_ssi_probe_done;
}
@ -1101,8 +1103,10 @@ int rsnd_ssi_probe(struct rsnd_priv *priv)
ret = rsnd_mod_init(priv, rsnd_mod_get(ssi), ops, clk,
rsnd_ssi_get_status, RSND_MOD_SSI, i);
if (ret)
if (ret) {
of_node_put(np);
goto rsnd_ssi_probe_done;
}
i++;
}