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qdev: Fix memory leak
The str allocated in visit_type_str was not freed. The visit_type_str function is an input visitor(<QMP/String/etc>-to-native) here, it will allocate memory for caller, so the caller is responsible for freeing the memory. Reviewed-by: Stefan Weil <sw@weilnetz.de> Signed-off-by: dunrong huang <riegamaths@gmail.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
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@ -753,10 +753,12 @@ static void set_mac(Object *obj, Visitor *v, void *opaque,
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}
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mac->a[i] = strtol(str+pos, &p, 16);
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}
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g_free(str);
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return;
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inval:
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error_set_from_qdev_prop_error(errp, EINVAL, dev, prop, str);
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g_free(str);
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}
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PropertyInfo qdev_prop_macaddr = {
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@ -825,7 +827,7 @@ static void set_pci_devfn(Object *obj, Visitor *v, void *opaque,
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uint32_t *ptr = qdev_get_prop_ptr(dev, prop);
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unsigned int slot, fn, n;
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Error *local_err = NULL;
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char *str = (char *)"";
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char *str;
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if (dev->state != DEV_STATE_CREATED) {
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error_set(errp, QERR_PERMISSION_DENIED);
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@ -848,10 +850,12 @@ static void set_pci_devfn(Object *obj, Visitor *v, void *opaque,
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goto invalid;
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}
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*ptr = slot << 3 | fn;
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g_free(str);
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return;
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invalid:
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error_set_from_qdev_prop_error(errp, EINVAL, dev, prop, str);
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g_free(str);
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}
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static int print_pci_devfn(DeviceState *dev, Property *prop, char *dest, size_t len)
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