From: Mathieu Malaterre <mathieu.malaterre@gmail.com>
Date: Fri, 14 Mar 2014 12:27:01 +0000 (+0000)
Subject: [trunk] Prevent a leak when reading PPT markers
X-Git-Tag: version.2.0.1~4^2~23
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=b7fe7d25e1fcffe3bca03b61da54a04d72cb7965;p=openjpeg

[trunk] Prevent a leak when reading PPT markers
Update issue 295
---

diff --git a/src/lib/openjp2/j2k.c b/src/lib/openjp2/j2k.c
index 7a714f9b..93d9999c 100644
--- a/src/lib/openjp2/j2k.c
+++ b/src/lib/openjp2/j2k.c
@@ -3803,6 +3803,7 @@ static OPJ_BOOL opj_j2k_read_ppt (  opj_j2k_t *p_j2k,
                 l_tcp->ppt_data_size = 0;
                 l_tcp->ppt_len = p_header_size;
 
+                opj_free(l_tcp->ppt_buffer);
                 l_tcp->ppt_buffer = (OPJ_BYTE *) opj_calloc(l_tcp->ppt_len, sizeof(OPJ_BYTE) );
                 if (l_tcp->ppt_buffer == 00) {
                         opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n");