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xenParseXLUSB: Rewrite to avoid virStrncpy
Signed-off-by: Peter Krempa <pkrempa@redhat.com> Reviewed-by: Ján Tomko <jtomko@redhat.com>
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@ -960,14 +960,10 @@ xenParseXLUSB(virConfPtr conf, virDomainDefPtr def)
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if (list && list->type == VIR_CONF_LIST) {
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list = list->list;
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while (list) {
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char bus[3];
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char device[3];
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char *key;
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int busNum;
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int devNum;
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bus[0] = device[0] = '\0';
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if ((list->type != VIR_CONF_STRING) || (list->str == NULL))
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goto skipusb;
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/* usbdev=['hostbus=1,hostaddr=3'] */
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@ -982,20 +978,16 @@ xenParseXLUSB(virConfPtr conf, virDomainDefPtr def)
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if (STRPREFIX(key, "hostbus=")) {
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int len = nextkey ? (nextkey - data) : strlen(data);
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if (virStrncpy(bus, data, len, sizeof(bus)) < 0) {
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virReportError(VIR_ERR_INTERNAL_ERROR,
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_("bus %s too big for destination"),
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data);
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g_autofree char *tmp = g_strndup(data, len);
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if (virStrToLong_i(tmp, NULL, 16, &busNum) < 0)
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goto skipusb;
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}
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} else if (STRPREFIX(key, "hostaddr=")) {
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int len = nextkey ? (nextkey - data) : strlen(data);
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if (virStrncpy(device, data, len, sizeof(device)) < 0) {
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virReportError(VIR_ERR_INTERNAL_ERROR,
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_("device %s too big for destination"),
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data);
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g_autofree char *tmp = g_strndup(data, len);
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if (virStrToLong_i(tmp, NULL, 16, &devNum) < 0)
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goto skipusb;
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}
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}
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while (nextkey && (nextkey[0] == ',' ||
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@ -1005,10 +997,6 @@ xenParseXLUSB(virConfPtr conf, virDomainDefPtr def)
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key = nextkey;
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}
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if (virStrToLong_i(bus, NULL, 16, &busNum) < 0)
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goto skipusb;
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if (virStrToLong_i(device, NULL, 16, &devNum) < 0)
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goto skipusb;
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if (!(hostdev = virDomainHostdevDefNew()))
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return -1;
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