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| author | Luke Dashjr <luke-jr+git@utopios.org> | 2014-07-07 15:34:00 +0000 |
|---|---|---|
| committer | Luke Dashjr <luke-jr+git@utopios.org> | 2014-07-07 15:34:00 +0000 |
| commit | 109849e204f91d8b04b0e57da87e45b461096b50 (patch) | |
| tree | d9773b5d4bc6901b58250bb0b35b58a3a08e1f43 | |
| parent | a60838d09aed4d976e9343e8329d61afff204435 (diff) | |
Bugfix: strerror_r can return an error, and if it does, POSIX does not specify the content of the buffer
| -rw-r--r-- | src/netbase.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/netbase.cpp b/src/netbase.cpp index e24a0a195c..40ae89957a 100644 --- a/src/netbase.cpp +++ b/src/netbase.cpp @@ -1265,7 +1265,8 @@ std::string NetworkErrorString(int err) #ifdef STRERROR_R_CHAR_P /* GNU variant can return a pointer outside the passed buffer */ s = strerror_r(err, buf, sizeof(buf)); #else /* POSIX variant always returns message in buffer */ - (void) strerror_r(err, buf, sizeof(buf)); + if (strerror_r(err, buf, sizeof(buf))) + buf[0] = 0; #endif return strprintf("%s (%d)", s, err); } |