lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

SUNRPC: Use GFP_NOFS when allocating credentials

Browse Source 
Since the credentials may be allocated during the call to rpc_new_task(),
which again may be called by a memory allocator...

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust
2008-06-10 18:31:01 -04:00
parent 7e5f614660
commit 0f38b873ae
5 changed files with 11 additions and 11 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
net/sunrpc/auth_gss/auth_gss.c
View File

@@ -146,7 +146,7 @@ simple_get_netobj(const void *p, const void *end, struct xdr_netobj *dest)
q = (const void *)((const char *)p + len);
if (unlikely(q > end || q < p))
return ERR_PTR(-EFAULT);
dest->data = kmemdup(p, len, GFP_KERNEL);
dest->data = kmemdup(p, len, GFP_NOFS);
if (unlikely(dest->data == NULL))
return ERR_PTR(-ENOMEM);
dest->len = len;
@@ -171,7 +171,7 @@ gss_alloc_context(void)
{
struct gss_cl_ctx *ctx;
ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
ctx = kzalloc(sizeof(*ctx), GFP_NOFS);
if (ctx != NULL) {
ctx->gc_proc = RPC_GSS_PROC_DATA;
ctx->gc_seq = 1; /* NetApp 6.4R1 doesn't accept seq. no. 0 */
@@ -341,7 +341,7 @@ gss_alloc_msg(struct gss_auth *gss_auth, uid_t uid)
{
struct gss_upcall_msg *gss_msg;
gss_msg = kzalloc(sizeof(*gss_msg), GFP_KERNEL);
gss_msg = kzalloc(sizeof(*gss_msg), GFP_NOFS);
if (gss_msg != NULL) {
INIT_LIST_HEAD(&gss_msg->list);
rpc_init_wait_queue(&gss_msg->rpc_waitqueue, "RPCSEC_GSS upcall waitq");
@@ -503,7 +503,7 @@ gss_pipe_downcall(struct file *filp, const char __user *src, size_t mlen)
if (mlen > MSG_BUF_MAXSIZE)
goto out;
err = -ENOMEM;
buf = kmalloc(mlen, GFP_KERNEL);
buf = kmalloc(mlen, GFP_NOFS);
if (!buf)
goto out;
@@ -806,7 +806,7 @@ gss_create_cred(struct rpc_auth *auth, struct auth_cred *acred, int flags)
dprintk("RPC: gss_create_cred for uid %d, flavor %d\n",
acred->uid, auth->au_flavor);
if (!(cred = kzalloc(sizeof(*cred), GFP_KERNEL)))
if (!(cred = kzalloc(sizeof(*cred), GFP_NOFS)))
goto out_err;
rpcauth_init_cred(&cred->gc_base, acred, auth, &gss_credops);