PM / wakeup: wakeup_source_create: use kstrdup_const
Using kstrdup_const allows us to save a little runtime memory (and a string copy) in the common case where name is a string literal. Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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@ -94,7 +94,7 @@ struct wakeup_source *wakeup_source_create(const char *name)
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if (!ws)
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return NULL;
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wakeup_source_prepare(ws, name ? kstrdup(name, GFP_KERNEL) : NULL);
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wakeup_source_prepare(ws, name ? kstrdup_const(name, GFP_KERNEL) : NULL);
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return ws;
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}
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EXPORT_SYMBOL_GPL(wakeup_source_create);
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@ -157,7 +157,7 @@ void wakeup_source_destroy(struct wakeup_source *ws)
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wakeup_source_drop(ws);
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wakeup_source_record(ws);
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kfree(ws->name);
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kfree_const(ws->name);
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kfree(ws);
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}
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EXPORT_SYMBOL_GPL(wakeup_source_destroy);
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