third_party/libopenjpeg20/0002-packet-iterator.patch - Issue 1416783002: Merge to M46: upgrade openjpeg to commit# cf352af

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Side by Side Diff: third_party/libopenjpeg20/0002-packet-iterator.patch

Issue 1416783002: Merge to M46: upgrade openjpeg to commit# cf352af (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@2490

Patch Set: Fix pdfium:168 since we are already half way there Created 5 years, 2 months ago

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	1 diff --git a/third_party/libopenjpeg20/pi.c b/third_party/libopenjpeg20/pi.c

	2 index 1697bcb..06f1e41 100644

	3 --- a/third_party/libopenjpeg20/pi.c

	4 +++ b/third_party/libopenjpeg20/pi.c

	5 @@ -36,6 +36,7 @@

	6 * POSSIBILITY OF SUCH DAMAGE.

	7 */

	8

	9 +#include <limits.h>

	10 #include "opj_includes.h"

	11

	12 /** @defgroup PI PI - Implementation of a packet iterator */

	13 @@ -1236,7 +1237,13 @@ opj_pi_iterator_t opj_pi_create_decode(opj_image_t p_im age,

	14 l_current_pi = l_pi;

	15

	16 /* memory allocation for include */

	17 - l_current_pi->include = (OPJ_INT16) opj_calloc((l_tcp->numlayers +1) l_step_l, sizeof(OPJ_INT16));

	18 + l_current_pi->include = 00;

	19 + if

	20 + (l_step_l && l_tcp->numlayers < UINT_MAX / l_step_l - 1)

	21 + {

	22 + l_current_pi->include = (OPJ_INT16)opj_calloc((l_tcp->numlayers + 1) l_step_l, sizeof(OPJ_INT16));

	23 + }

	24 +

	25 if

	26 (!l_current_pi->include)

	27 {

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