modules/codec/substext.h: fix possible segmentation memory in decoder_NewSubpictureText()

fe31fb6e · Jean-Paul Saman · 84b2150b · fe31fb6e
Commit fe31fb6e authored Nov 04, 2013 by Jean-Paul Saman
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modules/codec/substext.h modules/codec/substext.h +2 -0

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--- a/modules/codec/substext.h
+++ b/modules/codec/substext.h
@@ -93,6 +93,8 @@ static void SubpictureTextDestroy(subpicture_t *subpic)
 static inline subpicture_t *decoder_NewSubpictureText(decoder_t *decoder)
 {
    subpicture_updater_sys_t *sys = calloc(1, sizeof(*sys));
+    if (unlikely(!sys))
+        return NULL;
    subpicture_updater_t updater = {
        .pf_validate = SubpictureTextValidate,
        .pf_update   = SubpictureTextUpdate,