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[hyperv] Remove redundant return status code from mapping functions

Signed-off-by: Michael Brown <mcb30@ipxe.org>
tags/v1.20.1
Michael Brown 7 vuotta sitten
vanhempi
commit
276d618ca9
1 muutettua tiedostoa jossa 4 lisäystä ja 14 poistoa
  1. 4
    14
      src/arch/x86/drivers/hyperv/hyperv.c

+ 4
- 14
src/arch/x86/drivers/hyperv/hyperv.c Näytä tiedosto

@@ -223,9 +223,8 @@ static int hv_check_features ( struct hv_hypervisor *hv ) {
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  * Map hypercall page
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  *
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  * @v hv		Hyper-V hypervisor
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- * @ret rc		Return status code
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  */
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-static int hv_map_hypercall ( struct hv_hypervisor *hv ) {
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+static void hv_map_hypercall ( struct hv_hypervisor *hv ) {
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 	union {
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 		struct {
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 			uint32_t ebx;
@@ -267,8 +266,6 @@ static int hv_map_hypercall ( struct hv_hypervisor *hv ) {
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 	hypercall |= ( virt_to_phys ( hv->hypercall ) | HV_HYPERCALL_ENABLE );
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 	DBGC2 ( hv, "HV %p hypercall MSR is %#08llx\n", hv, hypercall );
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 	wrmsr ( HV_X64_MSR_HYPERCALL, hypercall );
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-
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-	return 0;
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 }
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 /**
@@ -296,9 +293,8 @@ static void hv_unmap_hypercall ( struct hv_hypervisor *hv ) {
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  * Map synthetic interrupt controller
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  *
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  * @v hv		Hyper-V hypervisor
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- * @ret rc		Return status code
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  */
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-static int hv_map_synic ( struct hv_hypervisor *hv ) {
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+static void hv_map_synic ( struct hv_hypervisor *hv ) {
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 	uint64_t simp;
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 	uint64_t siefp;
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 	uint64_t scontrol;
@@ -322,8 +318,6 @@ static int hv_map_synic ( struct hv_hypervisor *hv ) {
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 	scontrol |= HV_SCONTROL_ENABLE;
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 	DBGC2 ( hv, "HV %p SCONTROL MSR is %#08llx\n", hv, scontrol );
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 	wrmsr ( HV_X64_MSR_SCONTROL, scontrol );
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-
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-	return 0;
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 }
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 /**
@@ -552,12 +546,10 @@ static int hv_probe ( struct root_device *rootdev ) {
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 		goto err_alloc_message;
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 	/* Map hypercall page */
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-	if ( ( rc = hv_map_hypercall ( hv ) ) != 0 )
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-		goto err_map_hypercall;
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+	hv_map_hypercall ( hv );
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 	/* Map synthetic interrupt controller */
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-	if ( ( rc = hv_map_synic ( hv ) ) != 0 )
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-		goto err_map_synic;
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+	hv_map_synic ( hv );
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 	/* Probe Hyper-V devices */
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 	if ( ( rc = vmbus_probe ( hv, &rootdev->dev ) ) != 0 )
@@ -569,9 +561,7 @@ static int hv_probe ( struct root_device *rootdev ) {
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 	vmbus_remove ( hv, &rootdev->dev );
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  err_vmbus_probe:
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 	hv_unmap_synic ( hv );
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- err_map_synic:
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 	hv_unmap_hypercall ( hv );
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- err_map_hypercall:
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 	hv_free_message ( hv );
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  err_alloc_message:
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 	hv_free_pages ( hv, hv->hypercall, hv->synic.message, hv->synic.event,

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