siox: Provide a devm variant of siox_master_alloc()

[linux-block.git] / drivers / siox / siox-core.c

diff --git a/drivers/siox/siox-core.c b/drivers/siox/siox-core.c
index d4acab7036d66ba927009596063009efb1dc1d9f..86ce2f3cde919c670d631ae0d641401762cafdeb 100644 (file)
--- a/drivers/siox/siox-core.c
+++ b/drivers/siox/siox-core.c
@@ -707,6 +707,31 @@ struct siox_master *siox_master_alloc(struct device *dev,
 }
 EXPORT_SYMBOL_GPL(siox_master_alloc);
 
+static void devm_siox_master_put(void *data)
+{
+       struct siox_master *smaster = data;
+
+       siox_master_put(smaster);
+}
+
+struct siox_master *devm_siox_master_alloc(struct device *dev,
+                                          size_t size)
+{
+       struct siox_master *smaster;
+       int ret;
+
+       smaster = siox_master_alloc(dev, size);
+       if (!smaster)
+               return NULL;
+
+       ret = devm_add_action_or_reset(dev, devm_siox_master_put, smaster);
+       if (ret)
+               return NULL;
+
+       return smaster;
+}
+EXPORT_SYMBOL_GPL(devm_siox_master_alloc);
+
 int siox_master_register(struct siox_master *smaster)
 {
        int ret;