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correct bounds checking in Print::printf to avoid corner case of len=64 (#2204)

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atanisoft 2018-12-16 08:09:26 -08:00 committed by Me No Dev
parent 25fd2d0f3b
commit 39836f12df
1 changed files with 1 additions and 1 deletions
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cores/esp32/Print.cpp
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@ -63,7 +63,7 @@ size_t Print::printf(const char *format, ...)
len = vsnprintf(temp, len+1, format, arg); len = vsnprintf(temp, len+1, format, arg);
write((uint8_t*)temp, len); write((uint8_t*)temp, len);
va_end(arg); va_end(arg);
if(len > 64){ if(len >= sizeof(loc_buf)){
delete[] temp; delete[] temp;
} }
return len; return len;