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Update Print.cpp (#3060)

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#2891
This commit is contained in:
Mike Dunston
2019-08-20 06:36:04 -07:00
committed by Me No Dev
parent a5f3fc6fad
commit 007a93ec7e
1 changed files with 1 additions and 1 deletions
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2
cores/esp32/Print.cpp
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@ -52,7 +52,7 @@ size_t Print::printf(const char *format, ...)
va_list copy;
va_start(arg, format);
va_copy(copy, arg);
size_t len = vsnprintf(NULL, 0, format, arg);
size_t len = vsnprintf(NULL, 0, format, copy);
va_end(copy);
if(len >= sizeof(loc_buf)){
temp = new char[len+1];