Misc bugfix patches (+ improved module errors) for QEMU 7.2

[PULL 01/12] util/main-loop: Fix maximum number of wait objects for win32

Paolo Bonzini posted 12 patches 3 years, 3 months ago

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Maintainers: Richard Henderson <richard.henderson@linaro.org>, Paolo Bonzini <pbonzini@redhat.com>, Gerd Hoffmann <kraxel@redhat.com>, Kevin Wolf <kwolf@redhat.com>, Hanna Reitz <hreitz@redhat.com>, Stefan Hajnoczi <stefanha@redhat.com>, "Alex Bennée" <alex.bennee@linaro.org>, Thomas Huth <thuth@redhat.com>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, "Daniel P. Berrangé" <berrange@redhat.com>, Eduardo Habkost <eduardo@habkost.net>, "Marc-André Lureau" <marcandre.lureau@redhat.com>, Laurent Vivier <lvivier@redhat.com>, Fam Zheng <fam@euphon.net>, Stefan Weil <sw@weilnetz.de>

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[PULL 01/12] util/main-loop: Fix maximum number of wait objects for win32

Posted by Paolo Bonzini 3 years, 3 months ago

From: Bin Meng <bin.meng@windriver.com>

The maximum number of wait objects for win32 should be
MAXIMUM_WAIT_OBJECTS, not MAXIMUM_WAIT_OBJECTS + 1.

Signed-off-by: Bin Meng <bin.meng@windriver.com>
Message-Id: <20221019102015.2441622-1-bmeng.cn@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 util/main-loop.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/util/main-loop.c b/util/main-loop.c
index f00a25451bdc..de38876064e4 100644
--- a/util/main-loop.c
+++ b/util/main-loop.c
@@ -363,10 +363,10 @@ void qemu_del_polling_cb(PollingFunc *func, void *opaque)
 /* Wait objects support */
 typedef struct WaitObjects {
     int num;
-    int revents[MAXIMUM_WAIT_OBJECTS + 1];
-    HANDLE events[MAXIMUM_WAIT_OBJECTS + 1];
-    WaitObjectFunc *func[MAXIMUM_WAIT_OBJECTS + 1];
-    void *opaque[MAXIMUM_WAIT_OBJECTS + 1];
+    int revents[MAXIMUM_WAIT_OBJECTS];
+    HANDLE events[MAXIMUM_WAIT_OBJECTS];
+    WaitObjectFunc *func[MAXIMUM_WAIT_OBJECTS];
+    void *opaque[MAXIMUM_WAIT_OBJECTS];
 } WaitObjects;
 
 static WaitObjects wait_objects = {0};
@@ -395,7 +395,7 @@ void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
         if (w->events[i] == handle) {
             found = 1;
         }
-        if (found) {
+        if (found && i < (MAXIMUM_WAIT_OBJECTS - 1)) {
             w->events[i] = w->events[i + 1];
             w->func[i] = w->func[i + 1];
             w->opaque[i] = w->opaque[i + 1];
-- 
2.38.1