tjTransform(): Use instance err. for bad crop spec

Addresses a concern raised in mozilla#396
Jehan · Dec 31, 2019 · 6367924 · 6367924
1 parent 29f718e
commit 6367924
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/turbojpeg.c b/turbojpeg.c
@@ -1906,10 1906,11 @@ DLLEXPORT int tjTransform(tjhandle handle, const unsigned char *jpegBuf,
  if (xinfo[i].crop) {
  if ((t[i].r.x % xinfo[i].iMCU_sample_width) != 0 ||
  (t[i].r.y % xinfo[i].iMCU_sample_height) != 0) {
- snprintf(errStr, JMSG_LENGTH_MAX,
  snprintf(this->errStr, JMSG_LENGTH_MAX,
  "To crop this JPEG image, x must be a multiple of %d\n"
  "and y must be a multiple of %d.\n",
  xinfo[i].iMCU_sample_width, xinfo[i].iMCU_sample_height);
  this->isInstanceError = TRUE;
  retval = -1; goto bailout;
  }
  }