From: Frank Mori Hess <fmhess@speakeasy.net>
Date: Wed, 23 Nov 2005 12:59:44 +0000 (+0000)
Subject: Deal with varying return type for kref_put in newer kernels.
X-Git-Tag: r0_7_71~117
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=596ecdecc692627884311dc9f01a62f74886d522;p=comedi.git

Deal with varying return type for kref_put in newer kernels.
---

diff --git a/include/linux/kref.h b/include/linux/kref.h
index f7a51121..20d4aa38 100644
--- a/include/linux/kref.h
+++ b/include/linux/kref.h
@@ -98,7 +98,16 @@ static inline void KREF_INIT(struct kref *kref, void (*release) (struct kref *kr
 
 static inline int KREF_PUT(struct kref *kref, void (*release) (struct kref *kref))
 {
-	return kref_put(kref, release);
+	int retval;
+	if(atomic_read(&kref->refcount) == 1)
+	{
+		retval = 1;
+	}else
+	{
+		retval = 0;
+	}
+	kref_put(kref, release);
+	return retval;
 }
 
 #endif	// LINUX_VERSION_CODE < KERNEL_VERSION(2,6,9)