From: PanNengyuan <[email protected]>
source is being dereferenced before it is null checked, hence there is a
potential null pointer dereference.
This fixes:
360
CID 68911917: (NULL_RETURNS)
361. dereference: Dereferencing "source", which is known to be
"NULL".
361 if (source->mask & event_mask) {
362 break;
363 }
Reported-by: Euler Robot <[email protected]>
Signed-off-by: PanNengyuan <[email protected]>
---
hw/ppc/spapr_events.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/hw/ppc/spapr_events.c b/hw/ppc/spapr_events.c
index 0e4c195..febd2ef 100644
--- a/hw/ppc/spapr_events.c
+++ b/hw/ppc/spapr_events.c
@@ -358,7 +358,7 @@ static SpaprEventLogEntry
*rtas_event_log_dequeue(SpaprMachineState *spapr,
rtas_event_log_to_source(spapr,
spapr_event_log_entry_type(entry));
- if (source->mask & event_mask) {
+ if (source && (source->mask & event_mask)) {
break;
}
}
--
2.7.2.windows.1
