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authorPatrick McHardy <kaber@trash.net>2006-10-12 01:48:20 -0700
committerDavid S. Miller <davem@davemloft.net>2006-10-12 01:48:20 -0700
commit52c41a3224666d252d34597b580f1b6d4dc440e7 (patch)
tree26fe15c98d37ed4aa9f5f4f26e8143ba771c26e3 /net/decnet
parent8238b218ec883adb44d710960a031c76105274cd (diff)
[DECNET]: Fix sfuzz hanging on 2.6.18
Dave Jones wrote: > sfuzz D 724EF62A 2828 28717 28691 (NOTLB) > cd69fe98 00000082 0000012d 724ef62a 0001971a 00000010 00000007 df6d22b0 > dfd81080 725bbc5e 0001971a 000cc634 00000001 df6d23bc c140e260 00000202 > de1d5ba0 cd69fea0 de1d5ba0 00000000 00000000 de1d5b60 de1d5b8c de1d5ba0 > Call Trace: > [<c05b1708>] lock_sock+0x75/0xa6 > [<e0b0b604>] dn_getname+0x18/0x5f [decnet] > [<c05b083b>] sys_getsockname+0x5c/0xb0 > [<c05b0b46>] sys_socketcall+0xef/0x261 > [<c0403f97>] syscall_call+0x7/0xb > DWARF2 unwinder stuck at syscall_call+0x7/0xb > > I wonder if the plethora of lockdep related changes inadvertantly broke something? Looks like unbalanced locking. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/decnet')
-rw-r--r--net/decnet/af_decnet.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/net/decnet/af_decnet.c b/net/decnet/af_decnet.c
index 70e027375682..3456cd331835 100644
--- a/net/decnet/af_decnet.c
+++ b/net/decnet/af_decnet.c
@@ -1178,8 +1178,10 @@ static int dn_getname(struct socket *sock, struct sockaddr *uaddr,int *uaddr_len
if (peer) {
if ((sock->state != SS_CONNECTED &&
sock->state != SS_CONNECTING) &&
- scp->accept_mode == ACC_IMMED)
+ scp->accept_mode == ACC_IMMED) {
+ release_sock(sk);
return -ENOTCONN;
+ }
memcpy(sa, &scp->peer, sizeof(struct sockaddr_dn));
} else {