[PATCH 07/14] qemuValidateDomainSmartcardDef: Move validation of smartcard count

[Peter Krempa <pkrempa@xxxxxxxxxx>]

Move it into the validator. Note that the placement into the device
validation part is intentional so that it also covers hotplug code
paths.

Signed-off-by: Peter Krempa <pkrempa@xxxxxxxxxx>
---
 src/qemu/qemu_command.c  | 12 ------------
 src/qemu/qemu_validate.c | 20 +++++++++++++++-----
 2 files changed, 15 insertions(+), 17 deletions(-)

diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
index e41c7dfaaa..6fa07e3e17 100644
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@@ -9073,18 +9073,6 @@ qemuBuildSmartcardCommandLine(virLogManager *logManager,

     smartcard = def->smartcards[0];

-    /* -device usb-ccid was already emitted along with other
-     * controllers.  For now, qemu handles only one smartcard.  */
-    if (def->nsmartcards > 1 ||
-        smartcard->info.type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_CCID ||
-        smartcard->info.addr.ccid.controller != 0 ||
-        smartcard->info.addr.ccid.slot != 0) {
-        virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
-                       _("this QEMU binary lacks multiple smartcard "
-                         "support"));
-        return -1;
-    }
-
     switch (smartcard->type) {
     case VIR_DOMAIN_SMARTCARD_TYPE_HOST:
         virBufferAddLit(&opt, "ccid-card-emulated,backend=nss-emulated");
diff --git a/src/qemu/qemu_validate.c b/src/qemu/qemu_validate.c
index 48d5c172c5..75dc9edb7d 100644
--- a/src/qemu/qemu_validate.c
+++ b/src/qemu/qemu_validate.c
@@ -2086,10 +2086,20 @@ qemuValidateDomainChrDef(const virDomainChrDef *dev,


 static int
-qemuValidateDomainSmartcardDef(const virDomainSmartcardDef *def,
+qemuValidateDomainSmartcardDef(const virDomainSmartcardDef *smartcard,
+                               const virDomainDef *def,
                                virQEMUCaps *qemuCaps)
 {
-    switch (def->type) {
+    if (def->nsmartcards > 1 ||
+        smartcard->info.type != VIR_DOMAIN_DEVICE_ADDRESS_TYPE_CCID ||
+        smartcard->info.addr.ccid.controller != 0 ||
+        smartcard->info.addr.ccid.slot != 0) {
+        virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
+                       _("this QEMU binary lacks multiple smartcard support"));
+        return -1;
+    }
+
+    switch (smartcard->type) {
     case VIR_DOMAIN_SMARTCARD_TYPE_HOST:
         if (!virQEMUCapsGet(qemuCaps, QEMU_CAPS_CCID_EMULATED)) {
             virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
@@ -2113,13 +2123,13 @@ qemuValidateDomainSmartcardDef(const virDomainSmartcardDef *def,
             return -1;
         }

-        if (qemuValidateDomainChrSourceDef(def->data.passthru, qemuCaps) < 0)
+        if (qemuValidateDomainChrSourceDef(smartcard->data.passthru, qemuCaps) < 0)
             return -1;
         break;

     case VIR_DOMAIN_SMARTCARD_TYPE_LAST:
     default:
-        virReportEnumRangeError(virDomainSmartcardType, def->type);
+        virReportEnumRangeError(virDomainSmartcardType, smartcard->type);
         return -1;
     }

@@ -5105,7 +5115,7 @@ qemuValidateDomainDeviceDef(const virDomainDeviceDef *dev,
         return qemuValidateDomainChrDef(dev->data.chr, def, qemuCaps);

     case VIR_DOMAIN_DEVICE_SMARTCARD:
-        return qemuValidateDomainSmartcardDef(dev->data.smartcard, qemuCaps);
+        return qemuValidateDomainSmartcardDef(dev->data.smartcard, def, qemuCaps);

     case VIR_DOMAIN_DEVICE_RNG:
         return qemuValidateDomainRNGDef(dev->data.rng, qemuCaps);
-- 
2.31.1