Problem report #16

[Dan Nicolaescu]

CID: 16
Checker: FORWARD_NULL (help)
File: emacs/src/fontset.c
Function: fs_load_font
Description: Variable "face" tracked as NULL was dereferenced.

Event var_compare_op: Added "face" due to comparison "face != 0"
Also see events: [var_deref_op]
At conditional (1): "face != 0" taking false path

667       if (face)
668         id = face->fontset;

At conditional (2): "id < 0" taking true path

669       if (id < 0)
670         fontset = Qnil;
671       else
672         fontset = FONTSET_FROM_ID (id);
673     

At conditional (3): "fontset != Qnil" taking true path
At conditional (4): "(fontset & -8)->parent != Qnil" taking true path

674       if (!NILP (fontset)
675           && !BASE_FONTSET_P (fontset))
676         {
677           elt = FONTSET_REF_VIA_BASE (fontset, c);

At conditional (5): "elt != Qnil" taking true path

678           if (!NILP (elt))
679             {
680               /* A suitable face for C is already recorded, which means
681                  that a proper font is already loaded.  */
682               int face_id = XINT (elt);
683     
684               xassert (face_id == face->id);

At conditional (6): "face_id < ((f)->face_cache)->used" taking false path

685               face = FACE_FROM_ID (f, face_id);

Event var_deref_op: Variable "face" tracked as NULL was dereferenced.
Also see events: [var_compare_op]

686               return (*get_font_info_func) (f, face->font_info_id);
687             }