From: Steve Sistare <steven.sist...@oracle.com>
Coverity diagnoses a possible out-of-range array index here ...
static GSList *migration_blockers[MIG_MODE__MAX];
fill_source_migration_info() {
GSList *cur_blocker = migration_blockers[migrate_mode()];
... because it does not know that MIG_MODE__MAX will never be returned as
a migration mode. To fix, assert so in migrate_mode().
Fixes: fa3673e497a1 ("migration: per-mode blockers")
Reported-by: Peter Maydell <peter.mayd...@linaro.org>
Suggested-by: Peter Maydell <peter.mayd...@linaro.org>
Signed-off-by: Steve Sistare <steven.sist...@oracle.com>
Reviewed-by: Fabiano Rosas <faro...@suse.de>
Link:
https://lore.kernel.org/r/1699907025-215450-1-git-send-email-steven.sist...@oracle.com
Signed-off-by: Peter Xu <pet...@redhat.com>
---
migration/options.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/migration/options.c b/migration/options.c
index 8d8ec73ad9..3e3e0b93b4 100644
--- a/migration/options.c
+++ b/migration/options.c
@@ -833,8 +833,10 @@ uint64_t migrate_max_postcopy_bandwidth(void)
MigMode migrate_mode(void)
{
MigrationState *s = migrate_get_current();
+ MigMode mode = s->parameters.mode;
- return s->parameters.mode;
+ assert(mode >= 0 && mode < MIG_MODE__MAX);
+ return mode;
}
int migrate_multifd_channels(void)
--
2.41.0
