From 3193b2fff8149fe43a3a59c266359e7f443a1563 Mon Sep 17 00:00:00 2001 From: Dean Deng Date: Mon, 16 Dec 2019 14:40:01 -0800 Subject: Drop unnecessary cast. Bitshift operators with signed int is supported in Go 1.13. PiperOrigin-RevId: 285853622 --- pkg/sentry/syscalls/linux/sys_poll.go | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'pkg/sentry/syscalls/linux/sys_poll.go') diff --git a/pkg/sentry/syscalls/linux/sys_poll.go b/pkg/sentry/syscalls/linux/sys_poll.go index 631dffec6..2b2df989a 100644 --- a/pkg/sentry/syscalls/linux/sys_poll.go +++ b/pkg/sentry/syscalls/linux/sys_poll.go @@ -198,7 +198,7 @@ func doPoll(t *kernel.Task, addr usermem.Addr, nfds uint, timeout time.Duration) } // CopyInFDSet copies an fd set from select(2)/pselect(2). -func CopyInFDSet(t *kernel.Task, addr usermem.Addr, nBytes int, nBitsInLastPartialByte uint) ([]byte, error) { +func CopyInFDSet(t *kernel.Task, addr usermem.Addr, nBytes, nBitsInLastPartialByte int) ([]byte, error) { set := make([]byte, nBytes) if addr != 0 { @@ -222,7 +222,7 @@ func doSelect(t *kernel.Task, nfds int, readFDs, writeFDs, exceptFDs usermem.Add // Calculate the size of the fd sets (one bit per fd). nBytes := (nfds + 7) / 8 - nBitsInLastPartialByte := uint(nfds % 8) + nBitsInLastPartialByte := nfds % 8 // Capture all the provided input vectors. r, err := CopyInFDSet(t, readFDs, nBytes, nBitsInLastPartialByte) -- cgit v1.2.3