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authorLinus Torvalds <torvalds@linux-foundation.org>2015-01-09 18:10:48 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2015-01-09 18:10:48 -0800
commitdc9319f5a3e1f67d2a2fbf190e30f6d03f569fed (patch)
tree4352a861a639e7d1738fbe30223ea2fbdb6bf26f
parent20ebb345282d9d90603b021ced113b73e9cdb6a1 (diff)
parent49a068f82a1d30eb585d7804b05948376be6cf9a (diff)
downloadlinux-dc9319f5a3e1f67d2a2fbf190e30f6d03f569fed.tar.bz2
Merge branch 'for-3.19' of git://linux-nfs.org/~bfields/linux
Pull two nfsd bugfixes from Bruce Fields. * 'for-3.19' of git://linux-nfs.org/~bfields/linux: rpc: fix xdr_truncate_encode to handle buffer ending on page boundary nfsd: fix fi_delegees leak when fi_had_conflict returns true
-rw-r--r--fs/nfsd/nfs4state.c2
-rw-r--r--net/sunrpc/xdr.c6
2 files changed, 4 insertions, 4 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 3550a9c87616..c06a1ba80d73 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -3897,11 +3897,11 @@ nfs4_set_delegation(struct nfs4_client *clp, struct svc_fh *fh,
status = nfs4_setlease(dp);
goto out;
}
- atomic_inc(&fp->fi_delegees);
if (fp->fi_had_conflict) {
status = -EAGAIN;
goto out_unlock;
}
+ atomic_inc(&fp->fi_delegees);
hash_delegation_locked(dp, fp);
status = 0;
out_unlock:
diff --git a/net/sunrpc/xdr.c b/net/sunrpc/xdr.c
index 1cb61242e55e..4439ac4c1b53 100644
--- a/net/sunrpc/xdr.c
+++ b/net/sunrpc/xdr.c
@@ -606,7 +606,7 @@ void xdr_truncate_encode(struct xdr_stream *xdr, size_t len)
struct kvec *head = buf->head;
struct kvec *tail = buf->tail;
int fraglen;
- int new, old;
+ int new;
if (len > buf->len) {
WARN_ON_ONCE(1);
@@ -629,8 +629,8 @@ void xdr_truncate_encode(struct xdr_stream *xdr, size_t len)
buf->len -= fraglen;
new = buf->page_base + buf->page_len;
- old = new + fraglen;
- xdr->page_ptr -= (old >> PAGE_SHIFT) - (new >> PAGE_SHIFT);
+
+ xdr->page_ptr = buf->pages + (new >> PAGE_SHIFT);
if (buf->page_len) {
xdr->p = page_address(*xdr->page_ptr);