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authorDean Deng <deandeng@google.com>2019-12-16 14:40:01 -0800
committergVisor bot <gvisor-bot@google.com>2019-12-16 14:41:20 -0800
commit3193b2fff8149fe43a3a59c266359e7f443a1563 (patch)
treed018b675b785815b3c7aa485e577c42b12b1ee50 /pkg/sentry/syscalls
parente6f4124afd951c3b089f9c75c499c14f4d90a590 (diff)
Drop unnecessary cast.
Bitshift operators with signed int is supported in Go 1.13. PiperOrigin-RevId: 285853622
Diffstat (limited to 'pkg/sentry/syscalls')
-rw-r--r--pkg/sentry/syscalls/linux/sys_poll.go4
1 files changed, 2 insertions, 2 deletions
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)