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-rw-r--r--src/spu_dec/sputext_demuxer.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/spu_dec/sputext_demuxer.c b/src/spu_dec/sputext_demuxer.c
index fe259381c..20c0499da 100644
--- a/src/spu_dec/sputext_demuxer.c
+++ b/src/spu_dec/sputext_demuxer.c
@@ -149,7 +149,7 @@ static char *read_line_from_input(demux_sputext_t *this, char *line, off_t len)
char *s;
int linelen;
- if ((len - this->buflen) > 512) {
+ if ((len - this->buflen) > 512 && len < SUB_BUFSIZE) {
if((nread = this->input->read(this->input,
&this->buf[this->buflen], len - this->buflen)) < 0) {
xprintf(this->stream->xine, XINE_VERBOSITY_DEBUG, "read failed.\n");