Correct the wrong output management of opj_stream_read_seek function (thanks to EvenR)

3 files changed, 4 insertions, 4 deletions

diff --git a/libopenjpeg/cio.c b/libopenjpeg/cio.c
index 1e9cdebd..21ef55a9 100644
--- a/libopenjpeg/cio.c
+++ b/libopenjpeg/cio.c
@@ -880,7 +880,7 @@ OPJ_OFF_T opj_stream_skip (opj_stream_private_t * p_stream, OPJ_OFF_T p_size, op
  * @param		p_stream	the stream to skip data from.
  * @param		p_size		the number of bytes to skip.
  * @param		p_event_mgr	the user event manager to be notified of special events.
- * @return		the number of bytes skipped, or -1 if an error occured.
+ * @return		OPJ_TRUE if success, or OPJ_FALSE if an error occured.
  */
 opj_bool opj_stream_read_seek (opj_stream_private_t * p_stream, OPJ_OFF_T p_size, opj_event_mgr_t * p_event_mgr)
 {
diff --git a/libopenjpeg/cio.h b/libopenjpeg/cio.h
index 1c59e030..f5c4a862 100644
--- a/libopenjpeg/cio.h
+++ b/libopenjpeg/cio.h
@@ -371,7 +371,7 @@ OPJ_OFF_T opj_stream_read_skip (opj_stream_private_t * p_stream, OPJ_OFF_T p_siz
  * @param		p_stream	the stream to skip data from.
  * @param		p_size		the number of bytes to skip.
  * @param		p_event_mgr	the user event manager to be notified of special events.
- * @return		the number of bytes skipped, or -1 if an error occured.
+ * @return		OPJ_TRUE if success, or OPJ_FALSE if an error occured.
  */
 opj_bool opj_stream_read_seek (opj_stream_private_t * p_stream, OPJ_OFF_T p_size, struct opj_event_mgr * p_event_mgr);
 
diff --git a/libopenjpeg/j2k.c b/libopenjpeg/j2k.c
index 96275325..043a4659 100644
--- a/libopenjpeg/j2k.c
+++ b/libopenjpeg/j2k.c
@@ -10571,13 +10571,13 @@ static opj_bool opj_j2k_decode_one_tile (	opj_j2k_v2_t *p_j2k,
 			if ( ! p_j2k->cstr_index->tile_index[l_tile_no_to_dec].nb_tps) {
 				/* the index for this tile has not been built,
 				 *  so move to the last SOT read */
-				if ( opj_stream_read_seek(p_stream, p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos+2, p_manager) ){
+				if ( !(opj_stream_read_seek(p_stream, p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos+2, p_manager)) ){
 					opj_event_msg_v2(p_manager, EVT_ERROR, "Problem with seek function\n");
 					return OPJ_FALSE;
 				}
 			}
 			else{
-				if (opj_stream_read_seek(p_stream, p_j2k->cstr_index->tile_index[l_tile_no_to_dec].tp_index[0].start_pos+2, p_manager)) {
+				if ( !(opj_stream_read_seek(p_stream, p_j2k->cstr_index->tile_index[l_tile_no_to_dec].tp_index[0].start_pos+2, p_manager)) ) {
 					opj_event_msg_v2(p_manager, EVT_ERROR, "Problem with seek function\n");
 					return OPJ_FALSE;
 				}