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SUNRPC: Use GFP_NOFS when allocating credentials
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:
parent
7e5f614660
commit
0f38b873ae
@ -146,7 +146,7 @@ simple_get_netobj(const void *p, const void *end, struct xdr_netobj *dest)
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q = (const void *)((const char *)p + len);
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if (unlikely(q > end || q < p))
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return ERR_PTR(-EFAULT);
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dest->data = kmemdup(p, len, GFP_KERNEL);
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dest->data = kmemdup(p, len, GFP_NOFS);
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if (unlikely(dest->data == NULL))
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return ERR_PTR(-ENOMEM);
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dest->len = len;
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@ -171,7 +171,7 @@ gss_alloc_context(void)
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{
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struct gss_cl_ctx *ctx;
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ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
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ctx = kzalloc(sizeof(*ctx), GFP_NOFS);
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if (ctx != NULL) {
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ctx->gc_proc = RPC_GSS_PROC_DATA;
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ctx->gc_seq = 1; /* NetApp 6.4R1 doesn't accept seq. no. 0 */
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@ -341,7 +341,7 @@ gss_alloc_msg(struct gss_auth *gss_auth, uid_t uid)
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{
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struct gss_upcall_msg *gss_msg;
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gss_msg = kzalloc(sizeof(*gss_msg), GFP_KERNEL);
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gss_msg = kzalloc(sizeof(*gss_msg), GFP_NOFS);
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if (gss_msg != NULL) {
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INIT_LIST_HEAD(&gss_msg->list);
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rpc_init_wait_queue(&gss_msg->rpc_waitqueue, "RPCSEC_GSS upcall waitq");
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@ -503,7 +503,7 @@ gss_pipe_downcall(struct file *filp, const char __user *src, size_t mlen)
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if (mlen > MSG_BUF_MAXSIZE)
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goto out;
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err = -ENOMEM;
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buf = kmalloc(mlen, GFP_KERNEL);
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buf = kmalloc(mlen, GFP_NOFS);
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if (!buf)
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goto out;
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@ -806,7 +806,7 @@ gss_create_cred(struct rpc_auth *auth, struct auth_cred *acred, int flags)
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dprintk("RPC: gss_create_cred for uid %d, flavor %d\n",
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acred->uid, auth->au_flavor);
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if (!(cred = kzalloc(sizeof(*cred), GFP_KERNEL)))
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if (!(cred = kzalloc(sizeof(*cred), GFP_NOFS)))
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goto out_err;
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rpcauth_init_cred(&cred->gc_base, acred, auth, &gss_credops);
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@ -70,7 +70,7 @@ simple_get_netobj(const void *p, const void *end, struct xdr_netobj *res)
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q = (const void *)((const char *)p + len);
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if (unlikely(q > end || q < p))
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return ERR_PTR(-EFAULT);
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res->data = kmemdup(p, len, GFP_KERNEL);
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res->data = kmemdup(p, len, GFP_NOFS);
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if (unlikely(res->data == NULL))
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return ERR_PTR(-ENOMEM);
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res->len = len;
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@ -131,7 +131,7 @@ gss_import_sec_context_kerberos(const void *p,
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struct krb5_ctx *ctx;
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int tmp;
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if (!(ctx = kzalloc(sizeof(*ctx), GFP_KERNEL)))
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if (!(ctx = kzalloc(sizeof(*ctx), GFP_NOFS)))
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goto out_err;
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p = simple_get_bytes(p, end, &ctx->initiate, sizeof(ctx->initiate));
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@ -76,7 +76,7 @@ simple_get_netobj(const void *p, const void *end, struct xdr_netobj *res)
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q = (const void *)((const char *)p + len);
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if (unlikely(q > end || q < p))
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return ERR_PTR(-EFAULT);
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res->data = kmemdup(p, len, GFP_KERNEL);
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res->data = kmemdup(p, len, GFP_NOFS);
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if (unlikely(res->data == NULL))
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return ERR_PTR(-ENOMEM);
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return q;
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@ -90,7 +90,7 @@ gss_import_sec_context_spkm3(const void *p, size_t len,
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struct spkm3_ctx *ctx;
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int version;
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if (!(ctx = kzalloc(sizeof(*ctx), GFP_KERNEL)))
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if (!(ctx = kzalloc(sizeof(*ctx), GFP_NOFS)))
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goto out_err;
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p = simple_get_bytes(p, end, &version, sizeof(version));
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@ -90,7 +90,7 @@ asn1_bitstring_len(struct xdr_netobj *in, int *enclen, int *zerobits)
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int
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decode_asn1_bitstring(struct xdr_netobj *out, char *in, int enclen, int explen)
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{
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if (!(out->data = kzalloc(explen,GFP_KERNEL)))
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if (!(out->data = kzalloc(explen,GFP_NOFS)))
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return 0;
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out->len = explen;
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memcpy(out->data, in, enclen);
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@ -66,7 +66,7 @@ unx_create_cred(struct rpc_auth *auth, struct auth_cred *acred, int flags)
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dprintk("RPC: allocating UNIX cred for uid %d gid %d\n",
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acred->uid, acred->gid);
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if (!(cred = kmalloc(sizeof(*cred), GFP_KERNEL)))
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if (!(cred = kmalloc(sizeof(*cred), GFP_NOFS)))
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return ERR_PTR(-ENOMEM);
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rpcauth_init_cred(&cred->uc_base, acred, auth, &unix_credops);
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