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of: Document exactly what of_find_node_by_name() puts

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It isn't clear if this function of_node_put()s the 'from'
argument, or the node it searches. Clearly indicate which
variable is touched. Fold in some more fixes from Randy too
because we're in the area.

Cc: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Rob Herring <robh@kernel.org>
This commit is contained in:
Stephen Boyd 2017-11-17 08:53:21 -08:00 committed by Rob Herring
parent c00758387c
commit 02a876b504
1 changed files with 3 additions and 3 deletions
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6
drivers/of/base.c
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@ -761,10 +761,10 @@ EXPORT_SYMBOL(of_find_node_opts_by_path);
/**
* of_find_node_by_name - Find a node by its "name" property
* @from: The node to start searching from or NULL, the node
* @from: The node to start searching from or NULL; the node
* you pass will not be searched, only the next one
* will; typically, you pass what the previous call
* returned. of_node_put() will be called on it
* will. Typically, you pass what the previous call
* returned. of_node_put() will be called on @from.
* @name: The name string to match against
*
* Returns a node pointer with refcount incremented, use