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-rw-r--r--pkg/syserr/syserr.go16
1 files changed, 10 insertions, 6 deletions
diff --git a/pkg/syserr/syserr.go b/pkg/syserr/syserr.go
index a5e386e38..b679f3046 100644
--- a/pkg/syserr/syserr.go
+++ b/pkg/syserr/syserr.go
@@ -24,6 +24,7 @@ import (
"gvisor.dev/gvisor/pkg/abi/linux/errno"
"gvisor.dev/gvisor/pkg/errors"
"gvisor.dev/gvisor/pkg/errors/linuxerr"
+ "gvisor.dev/gvisor/pkg/safecopy"
)
// Error represents an internal error.
@@ -278,15 +279,18 @@ func FromError(err error) *Error {
if err == nil {
return nil
}
- if errno, ok := err.(unix.Errno); ok {
- return FromHost(errno)
- }
- if linuxErr, ok := err.(*errors.Error); ok {
- return FromHost(unix.Errno(linuxErr.Errno()))
+ switch e := err.(type) {
+ case unix.Errno:
+ return FromHost(e)
+ case *errors.Error:
+ return FromHost(unix.Errno(e.Errno()))
+ case safecopy.SegvError, safecopy.BusError, safecopy.AlignmentError:
+ return FromHost(unix.EFAULT)
}
- panic("unknown error: " + err.Error())
+ msg := fmt.Sprintf("err: %s type: %T", err.Error(), err)
+ panic(msg)
}
// ConvertIntr converts the provided error code (err) to another one (intr) if