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spapr_pci: kill useless variable in rtas_ibm_change_msi() 

The num local variable is initialized to zero and has no writer.

Signed-off-by: Greg Kurz <gkurz@linux.vnet.ibm.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Greg Kurz 2016-02-25 19:02:12 +01:00 committed by David Gibson
parent 3d0db3e74d
commit d4a63ac8b1
1 changed files with 3 additions and 3 deletions
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6
hw/ppc/spapr_pci.c
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@ -275,7 +275,7 @@ static void rtas_ibm_change_msi(PowerPCCPU *cpu, sPAPRMachineState *spapr,
unsigned int req_num = rtas_ld(args, 4); /* 0 == remove all */
unsigned int seq_num = rtas_ld(args, 5);
unsigned int ret_intr_type;
unsigned int irq, max_irqs = 0, num = 0;
unsigned int irq, max_irqs = 0;
sPAPRPHBState *phb = NULL;
PCIDevice *pdev = NULL;
spapr_pci_msi *msi;
@ -316,10 +316,10 @@ static void rtas_ibm_change_msi(PowerPCCPU *cpu, sPAPRMachineState *spapr,
xics_free(spapr->icp, msi->first_irq, msi->num);
if (msi_present(pdev)) {
spapr_msi_setmsg(pdev, 0, false, 0, num);
spapr_msi_setmsg(pdev, 0, false, 0, 0);
}
if (msix_present(pdev)) {
spapr_msi_setmsg(pdev, 0, true, 0, num);
spapr_msi_setmsg(pdev, 0, true, 0, 0);
}
g_hash_table_remove(phb->msi, &config_addr);