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Input: twl4030-vibra - fix sibling-node lookup
A helper purported to look up a child node based on its name was using the wrong of-helper and ended up prematurely freeing the parent of-node while searching the whole device tree depth-first starting at the parent node. Fixes:64b9e4d803
("input: twl4030-vibra: Support for DT booted kernel") Fixes:e661d0a044
("Input: twl4030-vibra - fix ERROR: Bad of_node_put() warning") Cc: stable <stable@vger.kernel.org> # 3.7 Signed-off-by: Johan Hovold <johan@kernel.org> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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1 changed files with 4 additions and 2 deletions
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@ -178,12 +178,14 @@ static SIMPLE_DEV_PM_OPS(twl4030_vibra_pm_ops,
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twl4030_vibra_suspend, twl4030_vibra_resume);
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static bool twl4030_vibra_check_coexist(struct twl4030_vibra_data *pdata,
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struct device_node *node)
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struct device_node *parent)
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{
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struct device_node *node;
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if (pdata && pdata->coexist)
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return true;
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node = of_find_node_by_name(node, "codec");
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node = of_get_child_by_name(parent, "codec");
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if (node) {
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of_node_put(node);
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return true;
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