diff options
Diffstat (limited to 'src/pkg/net/sock_linux.go')
| -rw-r--r-- | src/pkg/net/sock_linux.go | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/pkg/net/sock_linux.go b/src/pkg/net/sock_linux.go index 8bbd74ddc..cc5ce153b 100644 --- a/src/pkg/net/sock_linux.go +++ b/src/pkg/net/sock_linux.go @@ -21,5 +21,11 @@ func maxListenerBacklog() int { if n == 0 || !ok { return syscall.SOMAXCONN } + // Linux stores the backlog in a uint16. + // Truncate number to avoid wrapping. + // See issue 5030. + if n > 1<<16-1 { + n = 1<<16 - 1 + } return n } |