xen/hvc: Fix up checks when the info is allocated.
Coverity would complain about this - even thought it looks OK. CID 401957 Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
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@ -209,11 +209,10 @@ static int xen_hvm_console_init(void)
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info = kzalloc(sizeof(struct xencons_info), GFP_KERNEL | __GFP_ZERO);
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if (!info)
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return -ENOMEM;
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}
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/* already configured */
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if (info->intf != NULL)
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} else if (info->intf != NULL) {
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/* already configured */
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return 0;
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}
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/*
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* If the toolstack (or the hypervisor) hasn't set these values, the
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* default value is 0. Even though mfn = 0 and evtchn = 0 are
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@ -259,12 +258,10 @@ static int xen_pv_console_init(void)
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info = kzalloc(sizeof(struct xencons_info), GFP_KERNEL | __GFP_ZERO);
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if (!info)
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return -ENOMEM;
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}
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/* already configured */
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if (info->intf != NULL)
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} else if (info->intf != NULL) {
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/* already configured */
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return 0;
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}
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info->evtchn = xen_start_info->console.domU.evtchn;
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info->intf = mfn_to_virt(xen_start_info->console.domU.mfn);
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info->vtermno = HVC_COOKIE;
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