Modify the custom parameter parsing routines in:
xen/arch/x86/hvm/viridian.c
to indicate whether the parameter value was parsed successfully.
Cc: Paul Durrant <paul.durr...@citrix.com>
Cc: Jan Beulich <jbeul...@suse.com>
Cc: Andrew Cooper <andrew.coop...@citrix.com>
Signed-off-by: Juergen Gross <jgr...@suse.com>
---
xen/arch/x86/hvm/viridian.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/xen/arch/x86/hvm/viridian.c b/xen/arch/x86/hvm/viridian.c
index aa9b87c0ab..6f012bcb62 100644
--- a/xen/arch/x86/hvm/viridian.c
+++ b/xen/arch/x86/hvm/viridian.c
@@ -1083,7 +1083,7 @@ static int viridian_load_vcpu_ctxt(struct domain *d,
hvm_domain_context_t *h)
HVM_REGISTER_SAVE_RESTORE(VIRIDIAN_VCPU, viridian_save_vcpu_ctxt,
viridian_load_vcpu_ctxt, 1, HVMSR_PER_VCPU);
-static void __init parse_viridian_version(char *arg)
+static int __init parse_viridian_version(char *arg)
{
const char *t;
unsigned int n[3];
@@ -1118,10 +1118,11 @@ static void __init parse_viridian_version(char *arg)
printk("viridian-version = %#x,%#x,%#x\n",
viridian_major, viridian_minor, viridian_build);
- return;
+ return 0;
fail:
printk(XENLOG_WARNING "Invalid viridian-version, using default\n");
+ return -EINVAL;
}
custom_param("viridian-version", parse_viridian_version);
--
2.12.3
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