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Merge pull request #350 from bobwolff68/master

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Dangerous edge case for non-null-terminated string
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Paint Your Dragon
2021-09-06 20:52:14 -07:00
committed by GitHub
parent f542ec270f 7e596016cd
commit 05dda5d5fb
1 changed files with 1 additions and 0 deletions
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Adafruit_GFX.cpp
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@@ -1661,6 +1661,7 @@ void Adafruit_GFX_Button::initButtonUL(Adafruit_GFX *gfx, int16_t x1,
_textsize_y = textsize_y;
_gfx = gfx;
strncpy(_label, label, 9);
_label[9] = 0; // strncpy does not place a null at the end. When 'label' is 9 characters, _label is not terminated.
}
/**************************************************************************/