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drivers/display/lcd160cr: Add check that JPEG size is less than 65536.

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This commit is contained in:
Damien George 2017-02-27 18:39:35 +11:00
parent f4a12dca58
commit 528aeb3bf3
1 changed files with 2 additions and 0 deletions
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2
drivers/display/lcd160cr.py
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@ -446,6 +446,8 @@ class LCD160CR:
self._send(s) self._send(s)
def jpeg_start(self, l): def jpeg_start(self, l):
if l > 0xffff:
raise ValueError('length must be 65535 or less')
self.oflush() self.oflush()
self._fcmd2('<BBH', 0x6a, l) self._fcmd2('<BBH', 0x6a, l)