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unix: avoid segfault in uv_get_process_title

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Fixes: https://github.com/libuv/libuv/issues/1359
PR-URL: https://github.com/libuv/libuv/pull/1360
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Saúl Ibarra Corretgé <saghul@gmail.com>
This commit is contained in:
Michele Caini 2017-05-25 08:58:24 +02:00 committed by Saúl Ibarra Corretgé
parent 42bf398b80
commit f2756500ed
1 changed files with 3 additions and 1 deletions
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4
src/unix/proctitle.c
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@ -98,7 +98,9 @@ int uv_get_process_title(char* buffer, size_t size) {
else if (size <= process_title.len)
return -ENOBUFS;
memcpy(buffer, process_title.str, process_title.len + 1);
if (process_title.len != 0)
memcpy(buffer, process_title.str, process_title.len + 1);
buffer[process_title.len] = '\0';
return 0;