TrueCloudLab/neo-go
8
0
Fork 0
mirror of https://github.com/nspcc-dev/neo-go.git synced 2024-11-26 19:42:23 +00:00
Code Issues Projects Releases Packages Wiki Activity

capability: prevent panic on wrong capabilities receival

Browse source 
panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x18 pc=0xad7b95]

goroutine 134 [running]:
github.com/nspcc-dev/neo-go/pkg/network/capability.(*Capability).DecodeBinary(0xc00024a300, 0xc00015c900)
        /home/rik/dev/neo-go/pkg/network/capability/capability.go:69 +0x85
github.com/nspcc-dev/neo-go/pkg/io.(*BinReader).ReadArray(0xc00015c900, 0xd54880, 0xc00018ecd8, 0xc00071fbe0, 0x1, 0x1)
        /home/rik/dev/neo-go/pkg/io/binaryReader.go:141 +0x22f
github.com/nspcc-dev/neo-go/pkg/network/capability.(*Capabilities).DecodeBinary(0xc00018ecd8, 0xc00015c900)
        /home/rik/dev/neo-go/pkg/network/capability/capability.go:17 +0x6d
github.com/nspcc-dev/neo-go/pkg/network/payload.(*AddressAndTime).DecodeBinary(0xc00018ecc0, 0xc00015c900)
        /home/rik/dev/neo-go/pkg/network/payload/address.go:34 +0x59
github.com/nspcc-dev/neo-go/pkg/io.(*BinReader).ReadArray(0xc00015c900, 0xcb9e00, 0xc00024a2a0, 0x0, 0x0, 0x0)
        /home/rik/dev/neo-go/pkg/io/binaryReader.go:141 +0x22f
github.com/nspcc-dev/neo-go/pkg/network/payload.(*AddressList).DecodeBinary(0xc00024a2a0, 0xc00015c900)
        /home/rik/dev/neo-go/pkg/network/payload/address.go:78 +0x54
github.com/nspcc-dev/neo-go/pkg/network.(*Message).decodePayload(0xc000277890, 0xc000292020, 0xc0003da000)
        /home/rik/dev/neo-go/pkg/network/message.go:158 +0x31a
github.com/nspcc-dev/neo-go/pkg/network.(*Message).Decode(0xc000277890, 0xc00071ff48, 0xc00036e090, 0xc000276e40)
        /home/rik/dev/neo-go/pkg/network/message.go:114 +0x19b
github.com/nspcc-dev/neo-go/pkg/network.(*TCPPeer).handleConn(0xc00036e090)
        /home/rik/dev/neo-go/pkg/network/tcp_peer.go:154 +0x244
created by github.com/nspcc-dev/neo-go/pkg/network.(*TCPTransport).Dial
        /home/rik/dev/neo-go/pkg/network/tcp_transport.go:40 +0x1ad
This commit is contained in:
Roman Khimov 2020-05-29 00:11:54 +03:00
parent ad74cd7273
commit 56b24bf83e
1 changed files with 1 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

1
pkg/network/capability/capability.go
View file

@ -65,6 +65,7 @@ func (c *Capability) DecodeBinary(br *io.BinReader) {
c.Data = &Server{}
default:
br.Err = errors.New("unknown node capability type")
return
}
c.Data.DecodeBinary(br)
}