avfilter/signature_lookup: Check for allocation error

Andreas Rheinhardt committed 2 years ago

Commit eeb99dc1 parent c149d861 file · +5 −1Browse files

Unified · Split

libavfilter/signature_lookup.c+5−1

@@ -205,11 +205,15 @@ static MatchingInfo* get_matching_parameters(AVFilterContext *ctx, SignatureCont · 204 unmodified lines
205	205	} hspace_elem;
206	206
207	207	/* houghspace */
208		− hspace_elem** hspace = av_malloc_array(MAX_FRAMERATE, sizeof(hspace_elem *));
	208	+ hspace_elem *hspace = av_mallocz(MAX_FRAMERATE sizeof(*hspace));
209	209
	210	+ if (!hspace)
	211	+ return NULL;
210	212	/* initialize houghspace */
211	213	for (i = 0; i < MAX_FRAMERATE; i++) {
212	214	hspace[i] = av_malloc_array(2 * HOUGH_MAX_OFFSET + 1, sizeof(hspace_elem));
	215	+ if (!hspace[i])
	216	+ goto error;
213	217	for (j = 0; j < 2 * HOUGH_MAX_OFFSET + 1; j++) {
214	218	hspace[i][j].score = 0;
215	219	hspace[i][j].dist = 99999;