diff options
Diffstat (limited to 'src/net/http/request.go')
| -rw-r--r-- | src/net/http/request.go | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/net/http/request.go b/src/net/http/request.go index a03a54b943..924ca1b390 100644 --- a/src/net/http/request.go +++ b/src/net/http/request.go @@ -1169,7 +1169,8 @@ func (l *maxBytesReader) Read(p []byte) (n int, err error) { // If they asked for a 32KB byte read but only 5 bytes are // remaining, no need to read 32KB. 6 bytes will answer the // question of the whether we hit the limit or go past it. - if int64(len(p)) > l.n+1 { + // 0 < len(p) < 2^63 + if int64(len(p))-1 > l.n { p = p[:l.n+1] } n, err = l.r.Read(p) |