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libavfilter/vf_curves: fix a memory leak on error path 

Signed-off-by: LuMingYin <lumingyindetect@163.com>
Signed-off-by: Zhao Zhili <zhilizhao@tencent.com>
This commit is contained in:
LuMingYin 2024-04-13 11:57:00 +08:00 committed by Zhao Zhili
parent 14f9e47314
commit 3f691c0c6a
1 changed files with 4 additions and 2 deletions
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6
libavfilter/vf_curves.c
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@ -182,20 +182,22 @@ static int parse_points_str(AVFilterContext *ctx, struct keypoint **points, cons
if (point->x < 0 || point->x > 1 || point->y < 0 || point->y > 1) { if (point->x < 0 || point->x > 1 || point->y < 0 || point->y > 1) {
av_log(ctx, AV_LOG_ERROR, "Invalid key point coordinates (%f;%f), " av_log(ctx, AV_LOG_ERROR, "Invalid key point coordinates (%f;%f), "
"x and y must be in the [0;1] range.\n", point->x, point->y); "x and y must be in the [0;1] range.\n", point->x, point->y);
av_free(point);
return AVERROR(EINVAL); return AVERROR(EINVAL);
} }
if (!*points)
*points = point;
if (last) { if (last) {
if ((int)(last->x * scale) >= (int)(point->x * scale)) { if ((int)(last->x * scale) >= (int)(point->x * scale)) {
av_log(ctx, AV_LOG_ERROR, "Key point coordinates (%f;%f) " av_log(ctx, AV_LOG_ERROR, "Key point coordinates (%f;%f) "
"and (%f;%f) are too close from each other or not " "and (%f;%f) are too close from each other or not "
"strictly increasing on the x-axis\n", "strictly increasing on the x-axis\n",
last->x, last->y, point->x, point->y); last->x, last->y, point->x, point->y);
av_free(point);
return AVERROR(EINVAL); return AVERROR(EINVAL);
} }
last->next = point; last->next = point;
} }
if (!*points)
*points = point;
last = point; last = point;
} }