linux-kernel - [PATCH] Fix ENOSYS undeclared errors from linux/pm.h

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Message-ID: <617E1C2C70743745A92448908E030B2A0209C217@scsmsx411.amr.corp.intel.com>
Date:	Mon, 30 Jul 2007 10:02:47 -0700
From:	"Luck, Tony" <tony.luck@...el.com>
To:	"LKML" <linux-kernel@...r.kernel.org>
Subject: [PATCH] Fix ENOSYS undeclared errors from linux/pm.h

With CONFIG_SUSPEND=n I get build errors from at least a couple of
files because of the use of ENOSYS in the stub for pm_suspend().
Should those .c files be forced to include errno.h?  Or should we
have the include in pm.h?  Assuming the latter ...

Signed-off-by: Tony Luck <tony.luck@...el.com>

---

diff --git a/include/linux/pm.h b/include/linux/pm.h
index e52f6f8..a90c020 100644
--- a/include/linux/pm.h
+++ b/include/linux/pm.h
@@ -23,6 +23,7 @@
 
 #ifdef __KERNEL__
 
+#include <linux/errno.h>
 #include <linux/list.h>
 #include <asm/atomic.h>
 
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