linux-kernel - [34-longterm 060/260] oprofile, x86: fix init

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Date:	Sun,  2 Jan 2011 02:15:56 -0500
From:	Paul Gortmaker <paul.gortmaker@...driver.com>
To:	stable@...nel.org, linux-kernel@...r.kernel.org
Cc:	stable-review@...nel.org, Robert Richter <robert.richter@....com>,
	Paul Gortmaker <paul.gortmaker@...driver.com>
Subject: [34-longterm 060/260] oprofile, x86: fix init_sysfs() function stub

From: Robert Richter <robert.richter@....com>

commit 269f45c25028c75fe10e6d9be86e7202ab461fbc upstream.

The use of the return value of init_sysfs() with commit

 10f0412 oprofile, x86: fix init_sysfs error handling

discovered the following build error for !CONFIG_PM:

 .../linux/arch/x86/oprofile/nmi_int.c: In function ‘op_nmi_init’:
 .../linux/arch/x86/oprofile/nmi_int.c:784: error: expected expression before ‘do’
 make[2]: *** [arch/x86/oprofile/nmi_int.o] Error 1
 make[1]: *** [arch/x86/oprofile] Error 2

This patch fixes this.

Reported-by: Ingo Molnar <mingo@...e.hu>
Signed-off-by: Robert Richter <robert.richter@....com>
Signed-off-by: Paul Gortmaker <paul.gortmaker@...driver.com>
---
 arch/x86/oprofile/nmi_int.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/arch/x86/oprofile/nmi_int.c b/arch/x86/oprofile/nmi_int.c
index 41b7228..3130a4b 100644
--- a/arch/x86/oprofile/nmi_int.c
+++ b/arch/x86/oprofile/nmi_int.c
@@ -535,8 +535,10 @@ static void exit_sysfs(void)
 }
 
 #else
-#define init_sysfs() do { } while (0)
-#define exit_sysfs() do { } while (0)
+
+static inline int  init_sysfs(void) { return 0; }
+static inline void exit_sysfs(void) { }
+
 #endif /* CONFIG_PM */
 
 static int __init p4_init(char **cpu_type)
-- 
1.7.3.3

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