On a Monday in 2022, Peter Krempa wrote:
'STREQ' is used to compare the override alias with the device alias. While the parser ensures that the override alias is non-NULL, the device alias may be NULL and STREQ doesn't handle that. Fixes: 38ab5c9ead5 Resolves: https://gitlab.com/libvirt/libvirt/-/issues/321 Signed-off-by: Peter Krempa <pkrempa@xxxxxxxxxx> --- src/qemu/qemu_command.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c index 52e4ef03cd..b1be77743c 100644 --- a/src/qemu/qemu_command.c +++ b/src/qemu/qemu_command.c @@ -240,6 +240,10 @@ qemuBuildDeviceCommandlineHandleOverrides(virJSONValue *props, const char *alias = virJSONValueObjectGetString(props, "id"); size_t i; + /* If the device doesn't have an alias we can't override it's props */
*its
+ if (!alias)
+ return;
+
for (i = 0; i < nsdef->ndeviceOverride; i++) {
qemuDomainXmlNsDeviceOverride *dev = nsdef->deviceOverride + i;
size_t j;
Reviewed-by: Ján Tomko <jtomko@xxxxxxxxxx> Jano
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