Modify the custom parameter parsing routines in:
xen/arch/x86/oprofile/nmi_int.c
to indicate whether the parameter value was parsed successfully.
Cc: Jan Beulich <jbeul...@suse.com>
Cc: Andrew Cooper <andrew.coop...@citrix.com>
Signed-off-by: Juergen Gross <jgr...@suse.com>
---
xen/arch/x86/oprofile/nmi_int.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/xen/arch/x86/oprofile/nmi_int.c b/xen/arch/x86/oprofile/nmi_int.c
index 126f7a8d9f..91965ac7df 100644
--- a/xen/arch/x86/oprofile/nmi_int.c
+++ b/xen/arch/x86/oprofile/nmi_int.c
@@ -329,6 +329,8 @@ static int force_cpu_type(const char *str)
force_arch_perfmon = 1;
printk(KERN_INFO "oprofile: forcing architectural perfmon\n");
}
+ else
+ return -EINVAL;
return 0;
}
--
2.12.3
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