---
libavfilter/avfilter.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/libavfilter/avfilter.c b/libavfilter/avfilter.c
index 4098973..bfe8cb3 100644
--- a/libavfilter/avfilter.c
+++ b/libavfilter/avfilter.c
@@ -79,7 +79,7 @@ int avfilter_link(AVFilterContext *src, unsigned srcpad,
if (src->nb_outputs <= srcpad || dst->nb_inputs <= dstpad ||
src->outputs[srcpad] || dst->inputs[dstpad])
- return -1;
+ return AVERROR(EINVAL);
if (src->output_pads[srcpad].type != dst->input_pads[dstpad].type) {
av_log(src, AV_LOG_ERROR,
@@ -254,7 +254,7 @@ int ff_request_frame(AVFilterLink *link)
return link->srcpad->request_frame(link);
else if (link->src->inputs[0])
return ff_request_frame(link->src->inputs[0]);
- else return -1;
+ else return AVERROR(EINVAL);
}
int ff_poll_frame(AVFilterLink *link)
@@ -267,7 +267,7 @@ int ff_poll_frame(AVFilterLink *link)
for (i = 0; i < link->src->nb_inputs; i++) {
int val;
if (!link->src->inputs[i])
- return -1;
+ return AVERROR(EINVAL);
val = ff_poll_frame(link->src->inputs[i]);
min = FFMIN(min, val);
}
--
1.9.1
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