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net/http/fcgi: fix race between serveRequest and cleanUp

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Fixes #11552

Change-Id: I87904e9e3fb4bd1fb4c7075a4e2d0151e5bd37df
Reviewed-on: https://go-review.googlesource.com/11890
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
Reviewed-by: Mikio Hara <mikioh.mikioh@gmail.com>
Reviewed-by: David Crawshaw <crawshaw@golang.org>
This commit is contained in:
Brad Fitzpatrick 2015-07-03 12:32:40 -07:00
parent b3a8b0574a
commit f96fa06d14
1 changed files with 2 additions and 0 deletions
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2
src/net/http/fcgi/child.go
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@ -289,6 +289,8 @@ func (c *child) serveRequest(req *request, body io.ReadCloser) {
}
func (c *child) cleanUp() {
c.mu.Lock()
defer c.mu.Unlock()
for _, req := range c.requests {
if req.pw != nil {
// race with call to Close in c.serveRequest doesn't matter because