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| author | Jeff Garzik <jeff@garzik.org> | 2006-04-12 16:54:43 -0400 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2006-04-12 16:54:43 -0400 |
| commit | a890b15c0990cc8d686edcc85f5fccde71ad5ce9 (patch) | |
| tree | 73162355b58283a2531f13fbbf663809f95c1483 /net/sunrpc/auth_gss/svcauth_gss.c | |
| parent | 79fa1b677be3a985cc66b9218a4dd09818f1051b (diff) | |
| parent | 26ec634c31a11a003040e10b4d650495158632fd (diff) | |
| download | linux-rt-a890b15c0990cc8d686edcc85f5fccde71ad5ce9.tar.gz | |
Merge branch 'upstream'
Diffstat (limited to 'net/sunrpc/auth_gss/svcauth_gss.c')
| -rw-r--r-- | net/sunrpc/auth_gss/svcauth_gss.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/net/sunrpc/auth_gss/svcauth_gss.c b/net/sunrpc/auth_gss/svcauth_gss.c index 4d7eb9e704da..d51e316c5821 100644 --- a/net/sunrpc/auth_gss/svcauth_gss.c +++ b/net/sunrpc/auth_gss/svcauth_gss.c @@ -1122,18 +1122,20 @@ svcauth_gss_release(struct svc_rqst *rqstp) integ_len)) BUG(); if (resbuf->page_len == 0 - && resbuf->tail[0].iov_len + RPC_MAX_AUTH_SIZE + && resbuf->head[0].iov_len + RPC_MAX_AUTH_SIZE < PAGE_SIZE) { BUG_ON(resbuf->tail[0].iov_len); /* Use head for everything */ resv = &resbuf->head[0]; } else if (resbuf->tail[0].iov_base == NULL) { - /* copied from nfsd4_encode_read */ - svc_take_page(rqstp); - resbuf->tail[0].iov_base = page_address(rqstp - ->rq_respages[rqstp->rq_resused-1]); - rqstp->rq_restailpage = rqstp->rq_resused-1; + if (resbuf->head[0].iov_len + RPC_MAX_AUTH_SIZE + > PAGE_SIZE) + goto out_err; + resbuf->tail[0].iov_base = + resbuf->head[0].iov_base + + resbuf->head[0].iov_len; resbuf->tail[0].iov_len = 0; + rqstp->rq_restailpage = 0; resv = &resbuf->tail[0]; } else { resv = &resbuf->tail[0]; |