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authorTrond Myklebust <trond.myklebust@primarydata.com>2016-05-17 00:42:42 +0300
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2016-05-17 22:48:06 +0300
commit9a8f6b5ea275ff01fc8ef3b8630a3d4ed6b0a362 (patch)
tree5016f7b85eb31806fca6e96e473ce60b3b631b58 /include/linux/sunrpc
parentf538d0ba5be39c52addff01c7ec31f0b90e57dfc (diff)
downloadlinux-9a8f6b5ea275ff01fc8ef3b8630a3d4ed6b0a362.tar.xz
SUNRPC: Ensure get_rpccred() and put_rpccred() can take NULL arguments
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'include/linux/sunrpc')
-rw-r--r--include/linux/sunrpc/auth.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/sunrpc/auth.h b/include/linux/sunrpc/auth.h
index 6f36b2bf3e05..899791573a40 100644
--- a/include/linux/sunrpc/auth.h
+++ b/include/linux/sunrpc/auth.h
@@ -202,7 +202,8 @@ char * rpcauth_stringify_acceptor(struct rpc_cred *);
static inline
struct rpc_cred * get_rpccred(struct rpc_cred *cred)
{
- atomic_inc(&cred->cr_count);
+ if (cred != NULL)
+ atomic_inc(&cred->cr_count);
return cred;
}