Ivo Ivanov : winebus.sys: Fix memory leaks in bus_event_queue functions.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 8f37de5149e2440c7da831c083ac54bdbd166b83
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=8f37de5149e2440c7da831c08...

Author: Ivo Ivanov 
Date:   Fri Oct  8 12:36:44 2021 +0200

winebus.sys: Fix memory leaks in bus_event_queue functions.

Signed-off-by: Ivo Ivanov 
Signed-off-by: Rémi Bernon 
Signed-off-by: Alexandre Julliard

---

dlls/winebus.sys/unixlib.c | 18 +++++++++++++++---
 1 file changed, 15 insertions(+), 3 deletions(-)

diff --git a/dlls/winebus.sys/unixlib.c b/dlls/winebus.sys/unixlib.c
index ea26094049e..f66fd78d176 100644
--- a/dlls/winebus.sys/unixlib.c
+++ b/dlls/winebus.sys/unixlib.c
@@ -329,7 +329,11 @@ BOOL bus_event_queue_device_removed(struct list *queue, struct unix_device *devi
     struct bus_event *event = malloc(size);
     if (!event) return FALSE;

-    if (unix_device_incref(device) == 1) return FALSE; /* being destroyed */
+    if (unix_device_incref(device) == 1) /* being destroyed */
+    {
+        free(event);
+        return FALSE;
+    }

event->type = BUS_EVENT_TYPE_DEVICE_REMOVED;
     event->device = device;
@@ -344,7 +348,11 @@ BOOL bus_event_queue_device_created(struct list *queue, struct unix_device *devi
     struct bus_event *event = malloc(size);
     if (!event) return FALSE;

-    if (unix_device_incref(device) == 1) return FALSE; /* being destroyed */
+    if (unix_device_incref(device) == 1) /* being destroyed */
+    {
+        free(event);
+        return FALSE;
+    }

event->type = BUS_EVENT_TYPE_DEVICE_CREATED;
     event->device = device;
@@ -360,7 +368,11 @@ BOOL bus_event_queue_input_report(struct list *queue, struct unix_device *device
     struct bus_event *event = malloc(size);
     if (!event) return FALSE;

-    if (unix_device_incref(device) == 1) return FALSE; /* being destroyed */
+    if (unix_device_incref(device) == 1) /* being destroyed */
+    {
+        free(event);
+        return FALSE;
+    }

event->type = BUS_EVENT_TYPE_INPUT_REPORT;
     event->device = device;