summaryrefslogtreecommitdiff
path: root/third_party/libopenjpeg20/0027-undefined-shift-opj_t1_decode_cblk.patch
diff options
context:
space:
mode:
Diffstat (limited to 'third_party/libopenjpeg20/0027-undefined-shift-opj_t1_decode_cblk.patch')
-rw-r--r--third_party/libopenjpeg20/0027-undefined-shift-opj_t1_decode_cblk.patch13
1 files changed, 13 insertions, 0 deletions
diff --git a/third_party/libopenjpeg20/0027-undefined-shift-opj_t1_decode_cblk.patch b/third_party/libopenjpeg20/0027-undefined-shift-opj_t1_decode_cblk.patch
new file mode 100644
index 0000000000..7ba877ab98
--- /dev/null
+++ b/third_party/libopenjpeg20/0027-undefined-shift-opj_t1_decode_cblk.patch
@@ -0,0 +1,13 @@
+diff --git a/third_party/libopenjpeg20/t1.c b/third_party/libopenjpeg20/t1.c
+index a119db1f7..1ad850c77 100644
+--- a/third_party/libopenjpeg20/t1.c
++++ b/third_party/libopenjpeg20/t1.c
+@@ -1411,7 +1411,7 @@ static OPJ_BOOL opj_t1_decode_cblk(opj_t1_t *t1,
+ }
+ }
+
+- for (passno = 0; passno < seg->real_num_passes; ++passno) {
++ for (passno = 0; (passno < seg->real_num_passes) && (bpno_plus_one >= 1); ++passno) {
+ switch (passtype) {
+ case 0:
+ if (type == T1_TYPE_RAW) {