[Stable-7.2.11 52/59] hw/misc/applesmc: Fix memory leak in reset() handler

[Michael Tokarev]

From: Philippe Mathieu-Daudé <phi...@linaro.org>

AppleSMCData is allocated with g_new0() in applesmc_add_key():
release it with g_free().

Leaked since commit 1ddda5cd36 ("AppleSMC device emulation").

Cc: qemu-sta...@nongnu.org
Resolves: https://gitlab.com/qemu-project/qemu/-/issues/2272
Reported-by: Zheyu Ma <zheyum...@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <phi...@linaro.org>
Reviewed-by: Peter Maydell <peter.mayd...@linaro.org>
Message-Id: <20240408095217.57239-3-phi...@linaro.org>
(cherry picked from commit fc09ff2979defdcf8d00c2db94022d5d610e36ba)
Signed-off-by: Michael Tokarev <m...@tls.msk.ru>

diff --git a/hw/misc/applesmc.c b/hw/misc/applesmc.c
index 5f9c742e50..80642efc57 100644
--- a/hw/misc/applesmc.c
+++ b/hw/misc/applesmc.c
@@ -273,6 +273,7 @@ static void qdev_applesmc_isa_reset(DeviceState *dev)
     /* Remove existing entries */
     QLIST_FOREACH_SAFE(d, &s->data_def, node, next) {
         QLIST_REMOVE(d, node);
+        g_free(d);
     }
     s->status = 0x00;
     s->status_1e = 0x00;
-- 
2.39.2