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author | Daniel J Walsh <dwalsh@redhat.com> | 2022-02-03 18:33:22 -0500 |
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committer | Daniel J Walsh <dwalsh@redhat.com> | 2022-02-03 18:33:22 -0500 |
commit | 1d1b2b1509646e07ab4a984c7622fa002a0fcdb7 (patch) | |
tree | fd4078e58bc9ab0b6c2ef1938017ce5844f97744 /vendor/golang.org/x/net/http2/server.go | |
parent | 608b6142edb7a4e179ce6d2ae69707be28f29359 (diff) | |
download | podman-1d1b2b1509646e07ab4a984c7622fa002a0fcdb7.tar.gz podman-1d1b2b1509646e07ab4a984c7622fa002a0fcdb7.tar.bz2 podman-1d1b2b1509646e07ab4a984c7622fa002a0fcdb7.zip |
Update containers/buildah v1.24.1
Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>
Diffstat (limited to 'vendor/golang.org/x/net/http2/server.go')
-rw-r--r-- | vendor/golang.org/x/net/http2/server.go | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/vendor/golang.org/x/net/http2/server.go b/vendor/golang.org/x/net/http2/server.go index c67e9b7f5..e644d9b2f 100644 --- a/vendor/golang.org/x/net/http2/server.go +++ b/vendor/golang.org/x/net/http2/server.go @@ -719,7 +719,15 @@ func (sc *serverConn) canonicalHeader(v string) string { sc.canonHeader = make(map[string]string) } cv = http.CanonicalHeaderKey(v) - sc.canonHeader[v] = cv + // maxCachedCanonicalHeaders is an arbitrarily-chosen limit on the number of + // entries in the canonHeader cache. This should be larger than the number + // of unique, uncommon header keys likely to be sent by the peer, while not + // so high as to permit unreasonable memory usage if the peer sends an unbounded + // number of unique header keys. + const maxCachedCanonicalHeaders = 32 + if len(sc.canonHeader) < maxCachedCanonicalHeaders { + sc.canonHeader[v] = cv + } return cv } |