Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
Merge tag 'nfs-for-3.12-3' of git://git.linux-nfs.org/projects/trondmy/linux-nfs
Pull NFS client bugfix from Trond Myklebust:
"Fix a regression due to incorrect sharing of gss auth caches"
* tag 'nfs-for-3.12-3' of git://git.linux-nfs.org/projects/trondmy/linux-nfs:
RPCSEC_GSS: fix crash on destroying gss auth
+11
+11
net/sunrpc/auth_gss/auth_gss.c
+11
net/sunrpc/auth_gss/auth_gss.c
···
1075
1075
kref_put(&gss_auth->kref, gss_free_callback);
1076
1076
}
1077
1077
1078
+
/*
1079
+
* Auths may be shared between rpc clients that were cloned from a
1080
+
* common client with the same xprt, if they also share the flavor and
1081
+
* target_name.
1082
+
*
1083
+
* The auth is looked up from the oldest parent sharing the same
1084
+
* cl_xprt, and the auth itself references only that common parent
1085
+
* (which is guaranteed to last as long as any of its descendants).
1086
+
*/
1078
1087
static struct gss_auth *
1079
1088
gss_auth_find_or_add_hashed(struct rpc_auth_create_args *args,
1080
1089
struct rpc_clnt *clnt,
···
1097
1088
gss_auth,
1098
1089
hash,
1099
1090
hashval) {
1091
+
if (gss_auth->client != clnt)
1092
+
continue;
1100
1093
if (gss_auth->rpc_auth.au_flavor != args->pseudoflavor)
1101
1094
continue;
1102
1095
if (gss_auth->target_name != args->target_name) {