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fix overflow on 16 bit MCU in font processing

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This commit is contained in:
Gabor Kiss-Vamosi
2020-01-17 15:49:36 +01:00
parent ca84aaf6e8
commit 33f5448a38
1 changed files with 1 additions and 1 deletions
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src/lv_font/lv_font_fmt_txt.c
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@@ -475,5 +475,5 @@ static uint8_t rle_next(void)
*/ */
static int32_t unicode_list_compare(const void * ref, const void * element) static int32_t unicode_list_compare(const void * ref, const void * element)
{ {
return (*(uint16_t *)ref) - (*(uint16_t *)element); return ((int32_t)(*(uint16_t *)ref)) - ((int32_t)(*(uint16_t *)element));
} }