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fix(text): fix out of bounds read in _lv_txt_get_width

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Gabor Kiss-Vamosi
2021-02-03 10:29:45 +01:00
parent 1b25649483
commit 8b78688c79
1 changed files with 1 additions and 0 deletions
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src/lv_misc/lv_txt.c
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@@ -357,6 +357,7 @@ lv_coord_t _lv_txt_get_width(const char * txt, uint32_t length, const lv_font_t
{ {
if(txt == NULL) return 0; if(txt == NULL) return 0;
if(font == NULL) return 0; if(font == NULL) return 0;
if(txt[0] == '\0') return 0;
uint32_t i = 0; uint32_t i = 0;
lv_coord_t width = 0; lv_coord_t width = 0;