When building with GCC 10.2 configured with --extra-cflags=-Os, we get:
softmmu/physmem.c: In function 'address_space_translate_for_iotlb':
softmmu/physmem.c:643:26: error: 'notifier' may be used uninitialized in this function [-Werror=maybe-uninitialized]
643 | notifier->active = true;
| ^
softmmu/physmem.c:608:23: note: 'notifier' was declared here
608 | TCGIOMMUNotifier *notifier;
| ^~~~~~~~
Initialize 'notifier' to silence the warning.
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <
20210117170411.
4106949-1-f4bug@amsat.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
* when the IOMMU tells us the mappings we've cached have changed.
*/
MemoryRegion *mr = MEMORY_REGION(iommu_mr);
- TCGIOMMUNotifier *notifier;
+ TCGIOMMUNotifier *notifier = NULL;
int i;
for (i = 0; i < cpu->iommu_notifiers->len; i++) {