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ui/cocoa: Fix clipboard text release

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[-NSPasteboard dataForType:] returns an autoreleased NSString,
and callings its release method will result in double-free when
the global autorelease pool is released. Use NSAutoreleasePool to
release it properly.

Signed-off-by: Akihiko Odaki <akihiko.odaki@gmail.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <20220614212131.94696-1-akihiko.odaki@gmail.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Akihiko Odaki 2022-06-15 06:21:31 +09:00 committed by Gerd Hoffmann
parent 839a482695
commit 8c0d80245f
1 changed files with 3 additions and 1 deletions
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4
ui/cocoa.m
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@ -1894,16 +1894,18 @@ static void cocoa_clipboard_notify(Notifier *notifier, void *data)
static void cocoa_clipboard_request(QemuClipboardInfo *info,
QemuClipboardType type)
{
NSAutoreleasePool *pool;
NSData *text;
switch (type) {
case QEMU_CLIPBOARD_TYPE_TEXT:
pool = [[NSAutoreleasePool alloc] init];
text = [[NSPasteboard generalPasteboard] dataForType:NSPasteboardTypeString];
if (text) {
qemu_clipboard_set_data(&cbpeer, info, type,
[text length], [text bytes], true);
[text release];
}
[pool release];
break;
default:
break;