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authorDavid Benjamin <davidben@google.com>2019-11-27 16:53:51 -0500
committerDaniel Stenberg <daniel@haxx.se>2019-11-28 00:48:19 +0100
commitd94aa39410256cbbfb0ddf71cb7f93f6cdf10d37 (patch)
tree81e3c912e624926bc34bfe43ac62c1687a84d3aa /docs/libcurl/opts/CURLMOPT_MAX_TOTAL_CONNECTIONS.3
parent113db127ee2b2f874dfcce406103ffe666e11953 (diff)
ngtcp2: fix thread-safety bug in error-handling
ERR_error_string(NULL) should never be called. It places the error in a global buffer, which is not thread-safe. Use ERR_error_string_n with a local buffer instead. Closes #4645
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