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Fix off-by-one error in lv_label_set_text_fmt

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This commit is contained in:
Themba Dube 2019-08-18 16:00:57 -04:00
parent d5d8eb5afd
commit 7ea67301d7
1 changed files with 1 additions and 1 deletions
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2
src/lv_objx/lv_label.c
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@ -241,7 +241,7 @@ void lv_label_set_text_fmt(lv_obj_t * label, const char * fmt, ...)
if(ext->text == NULL) return; if(ext->text == NULL) return;
ext->text[len-1] = 0; /* Ensure NULL termination */ ext->text[len-1] = 0; /* Ensure NULL termination */
lv_vsnprintf(ext->text, len, fmt, ap2); lv_vsnprintf(ext->text, len+1, fmt, ap2);
va_end(ap2); va_end(ap2);
ext->static_txt = 0; /*Now the text is dynamically allocated*/ ext->static_txt = 0; /*Now the text is dynamically allocated*/