[devel] Moved an improperly located if-test in png_read_row()

It had been put inside the png_debug2() statement.

ANNOUNCE

 
-Libpng 1.4.0beta76 - August 21, 2009
+Libpng 1.4.0beta76 - August 22, 2009
 
 This is not intended to be a public release.  It will be replaced
 within a few weeks by a public version or by another test version.
@@ -534,7 +534,8 @@ version 1.4.0beta75 [August 21, 2009]
   Removed an extra png_debug() recently added to png_write_find_filter().
   Fixed incorrect #ifdef in pngset.c regarding unknown chunk support.
 
-version 1.4.0beta76 [August 21, 2009]
+version 1.4.0beta76 [August 22, 2009]
+  Moved an incorrectly located test in png_read_row() in pngread.c
 
 version 1.4.0betaN [future]
   Build shared libraries with -lz and sometimes -lm.

CHANGES

@@ -2211,7 +2211,8 @@ version 1.4.0beta75 [August 21, 2009]
   Removed an extra png_debug() recently added to png_write_find_filter().
   Fixed incorrect #ifdef in pngset.c regarding unknown chunk support.
 
-version 1.4.0beta76 [August 21, 2009]
+version 1.4.0beta76 [August 22, 2009]
+  Moved an incorrectly located test in png_read_row() in pngread.c
 
 version 1.4.0betaN [future]
   Build shared libraries with -lz and sometimes -lm.

pngread.c

 
 /* pngread.c - read a PNG file
  *
- * Last changed in libpng 1.4.0 [August 21, 2009]
+ * Last changed in libpng 1.4.0 [August 22, 2009]
  * Copyright (c) 1998-2009 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
  * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
@@ -454,13 +454,13 @@ png_read_row(png_structp png_ptr, png_bytep row, png_bytep dsp_row)
    PNG_CONST int png_pass_mask[7] = {0x80, 0x08, 0x88, 0x22, 0xaa, 0x55, 0xff};
 #endif
    int ret;
-
-   png_debug2(1, "in png_read_row (row %lu, pass %d)",
  
    if (png_ptr == NULL)
       return;
  
+   png_debug2(1, "in png_read_row (row %lu, pass %d)",
       (unsigned long) png_ptr->row_number, png_ptr->pass);
+
    if (!(png_ptr->flags & PNG_FLAG_ROW_INIT))
       png_read_start_row(png_ptr);
    if (png_ptr->row_number == 0 && png_ptr->pass == 0)