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set free'd pointer to NULL

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This commit is contained in:
devsaurus 2015-02-25 23:17:08 +01:00
parent 2cfb86b5b5
commit 7ae293d566
1 changed files with 7 additions and 4 deletions
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3
app/modules/u8g.c
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@ -1002,7 +1002,10 @@ static int lu8g_close_display( lua_State *L )
// free up allocated page buffer
if (lud->pb.buf != NULL)
{
c_free( lud->pb.buf );
lud->pb.buf = NULL;
}
return 0;
}