Fix memory leak when _ensure_cache_for_size() fails

This commit is contained in:
Haoyu Qiu 2022-10-17 09:09:46 +08:00
parent 9afc8337bd
commit 6db8e79eed
2 changed files with 12 additions and 2 deletions

View file

@ -1393,7 +1393,10 @@ _FORCE_INLINE_ bool TextServerAdvanced::_ensure_cache_for_size(FontAdvanced *p_f
int error = 0;
if (!ft_library) {
error = FT_Init_FreeType(&ft_library);
ERR_FAIL_COND_V_MSG(error != 0, false, "FreeType: Error initializing library: '" + String(FT_Error_String(error)) + "'.");
if (error != 0) {
memdelete(fd);
ERR_FAIL_V_MSG(false, "FreeType: Error initializing library: '" + String(FT_Error_String(error)) + "'.");
}
}
memset(&fd->stream, 0, sizeof(FT_StreamRec));
@ -1422,6 +1425,7 @@ _FORCE_INLINE_ bool TextServerAdvanced::_ensure_cache_for_size(FontAdvanced *p_f
if (error) {
FT_Done_Face(fd->face);
fd->face = nullptr;
memdelete(fd);
ERR_FAIL_V_MSG(false, "FreeType: Error loading font: '" + String(FT_Error_String(error)) + "'.");
}
@ -1835,6 +1839,7 @@ _FORCE_INLINE_ bool TextServerAdvanced::_ensure_cache_for_size(FontAdvanced *p_f
FT_Done_MM_Var(ft_library, amaster);
}
#else
memdelete(fd);
ERR_FAIL_V_MSG(false, "FreeType: Can't load dynamic font, engine is compiled without FreeType support!");
#endif
} else {

View file

@ -818,7 +818,10 @@ _FORCE_INLINE_ bool TextServerFallback::_ensure_cache_for_size(FontFallback *p_f
int error = 0;
if (!ft_library) {
error = FT_Init_FreeType(&ft_library);
ERR_FAIL_COND_V_MSG(error != 0, false, "FreeType: Error initializing library: '" + String(FT_Error_String(error)) + "'.");
if (error != 0) {
memdelete(fd);
ERR_FAIL_V_MSG(false, "FreeType: Error initializing library: '" + String(FT_Error_String(error)) + "'.");
}
}
memset(&fd->stream, 0, sizeof(FT_StreamRec));
@ -847,6 +850,7 @@ _FORCE_INLINE_ bool TextServerFallback::_ensure_cache_for_size(FontFallback *p_f
if (error) {
FT_Done_Face(fd->face);
fd->face = nullptr;
memdelete(fd);
ERR_FAIL_V_MSG(false, "FreeType: Error loading font: '" + String(FT_Error_String(error)) + "'.");
}
@ -945,6 +949,7 @@ _FORCE_INLINE_ bool TextServerFallback::_ensure_cache_for_size(FontFallback *p_f
FT_Done_MM_Var(ft_library, amaster);
}
#else
memdelete(fd);
ERR_FAIL_V_MSG(false, "FreeType: Can't load dynamic font, engine is compiled without FreeType support!");
#endif
}