- l_br_prc_x_end = opj_int_ceildivpow2(l_res->x1, (OPJ_INT32)l_pdx) << l_pdx;
- l_br_prc_y_end = opj_int_ceildivpow2(l_res->y1, (OPJ_INT32)l_pdy) << l_pdy;
+ {
+ OPJ_UINT32 tmp = ((OPJ_UINT32)opj_int_ceildivpow2(l_res->x1,
+ (OPJ_INT32)l_pdx)) << l_pdx;
+ if (tmp > (OPJ_UINT32)INT_MAX) {
+ opj_event_msg(manager, EVT_ERROR, "Integer overflow\n");
+ return OPJ_FALSE;
+ }
+ l_br_prc_x_end = (OPJ_INT32)tmp;
+ }
+ {
+ OPJ_UINT32 tmp = ((OPJ_UINT32)opj_int_ceildivpow2(l_res->y1,
+ (OPJ_INT32)l_pdy)) << l_pdy;
+ if (tmp > (OPJ_UINT32)INT_MAX) {
+ opj_event_msg(manager, EVT_ERROR, "Integer overflow\n");
+ return OPJ_FALSE;
+ }
+ l_br_prc_y_end = (OPJ_INT32)tmp;
+ }