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unix: remove runtime.KeepAlive calls for Linux ioctl wrappers

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As of CL 340915 these should no longer be necessary.

Change-Id: I644595aa0594d3bdc9b8f2c349990e0311060fd6
Reviewed-on: https://go-review.googlesource.com/c/sys/+/340951
Trust: Matt Layher <mdlayher@gmail.com>
Run-TryBot: Matt Layher <mdlayher@gmail.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
This commit is contained in:
Matt Layher
2021-08-09 18:18:34 -04:00
parent b4502255bf
commit d867a43fc9
1 changed files with 4 additions and 14 deletions
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18
unix/ioctl_linux.go
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@@ -5,7 +5,6 @@
package unix
import (
"runtime"
"unsafe"
)
@@ -33,9 +32,7 @@ func IoctlGetRTCTime(fd int) (*RTCTime, error) {
}
func IoctlSetRTCTime(fd int, value *RTCTime) error {
err := ioctlPtr(fd, RTC_SET_TIME, unsafe.Pointer(value))
runtime.KeepAlive(value)
return err
return ioctlPtr(fd, RTC_SET_TIME, unsafe.Pointer(value))
}
func IoctlGetRTCWkAlrm(fd int) (*RTCWkAlrm, error) {
@@ -45,9 +42,7 @@ func IoctlGetRTCWkAlrm(fd int) (*RTCWkAlrm, error) {
}
func IoctlSetRTCWkAlrm(fd int, value *RTCWkAlrm) error {
err := ioctlPtr(fd, RTC_WKALM_SET, unsafe.Pointer(value))
runtime.KeepAlive(value)
return err
return ioctlPtr(fd, RTC_WKALM_SET, unsafe.Pointer(value))
}
// IoctlGetEthtoolDrvinfo fetches ethtool driver information for the network
@@ -62,7 +57,6 @@ func IoctlGetEthtoolDrvinfo(fd int, ifname string) (*EthtoolDrvinfo, error) {
ifrd := ifr.SetData(unsafe.Pointer(&value))
err = ioctlPtr(fd, SIOCETHTOOL, unsafe.Pointer(&ifrd))
runtime.KeepAlive(ifrd)
return &value, err
}
@@ -87,9 +81,7 @@ func IoctlWatchdogKeepalive(fd int) error {
// range of data conveyed in value to the file associated with the file
// descriptor destFd. See the ioctl_ficlonerange(2) man page for details.
func IoctlFileCloneRange(destFd int, value *FileCloneRange) error {
err := ioctlPtr(destFd, FICLONERANGE, unsafe.Pointer(value))
runtime.KeepAlive(value)
return err
return ioctlPtr(destFd, FICLONERANGE, unsafe.Pointer(value))
}
// IoctlFileClone performs an FICLONE ioctl operation to clone the entire file
@@ -158,9 +150,7 @@ func IoctlFileDedupeRange(srcFd int, value *FileDedupeRange) error {
}
func IoctlHIDGetDesc(fd int, value *HIDRawReportDescriptor) error {
err := ioctlPtr(fd, HIDIOCGRDESC, unsafe.Pointer(value))
runtime.KeepAlive(value)
return err
return ioctlPtr(fd, HIDIOCGRDESC, unsafe.Pointer(value))
}
func IoctlHIDGetRawInfo(fd int) (*HIDRawDevInfo, error) {