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[Bugfix] Check NULL pointers on QP (#20481)

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Pablo Martínez 2023-07-07 16:51:19 +02:00 • committed by GitHub
parent 9b3ac793bc
commit d13925be9a
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GPG key ID: 4AEE18F83AFDEB23
8 changed files with 39 additions and 24 deletions
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8
quantum/painter/qp_draw_text.c
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@ -136,7 +136,7 @@ painter_font_handle_t qp_load_font_mem(const void *buffer) {
bool qp_close_font(painter_font_handle_t font) {
qff_font_handle_t *qff_font = (qff_font_handle_t *)font;
if (!qff_font->validate_ok) {
if (!qff_font || !qff_font->validate_ok) {
qp_dprintf("qp_close_font: fail (invalid font)\n");
return false;
}
@ -380,7 +380,7 @@ static inline bool qp_font_code_point_handler_drawglyph(qff_font_handle_t *qff_f
int16_t qp_textwidth(painter_font_handle_t font, const char *str) {
qff_font_handle_t *qff_font = (qff_font_handle_t *)font;
if (!qff_font->validate_ok) {
if (!qff_font || !qff_font->validate_ok) {
qp_dprintf("qp_textwidth: fail (invalid font)\n");
return false;
}
@ -406,13 +406,13 @@ int16_t qp_drawtext(painter_device_t device, uint16_t x, uint16_t y, painter_fon
int16_t qp_drawtext_recolor(painter_device_t device, uint16_t x, uint16_t y, painter_font_handle_t font, const char *str, uint8_t hue_fg, uint8_t sat_fg, uint8_t val_fg, uint8_t hue_bg, uint8_t sat_bg, uint8_t val_bg) {
qp_dprintf("qp_drawtext_recolor: entry\n");
painter_driver_t *driver = (painter_driver_t *)device;
if (!driver->validate_ok) {
if (!driver || !driver->validate_ok) {
qp_dprintf("qp_drawtext_recolor: fail (validation_ok == false)\n");
return 0;
}
qff_font_handle_t *qff_font = (qff_font_handle_t *)font;
if (!qff_font->validate_ok) {
if (!qff_font || !qff_font->validate_ok) {
qp_dprintf("qp_drawtext_recolor: fail (invalid font)\n");
return false;
}