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authorLinus Torvalds <torvalds@linux-foundation.org>2017-03-17 14:16:22 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2017-03-17 14:16:22 -0700
commit8841b5f0cdc71a0b8e42ef93d6eee9a081c67309 (patch)
tree39419287e70fdce62ad3225ad54907d234072187 /fs/nfs/filelayout
parenteab60d4e5bcc8990b7901829069b22e3b99e5889 (diff)
parentda066f3f039eba3e72e97b2ccad0dd8b45ba84bd (diff)
downloadlinux-8841b5f0cdc71a0b8e42ef93d6eee9a081c67309.tar.bz2
Merge tag 'nfs-for-4.11-2' of git://git.linux-nfs.org/projects/anna/linux-nfs
Pull NFS client fixes from Anna Schumaker: "We have a handful of stable fixes to fix kernel warnings and other bugs that have been around for a while. We've also found a few other reference counting bugs and memory leaks since the initial 4.11 pull. Stable Bugfixes: - Fix decrementing nrequests in NFS v4.2 COPY to fix kernel warnings - Prevent a double free in async nfs4_exchange_id() - Squelch a kbuild sparse complaint for xprtrdma Other Bugfixes: - Fix a typo (NFS_ATTR_FATTR_GROUP_NAME) that causes a memory leak - Fix a reference leak that causes kernel warnings - Make nfs4_cb_sv_ops static to fix a sparse warning - Respect a server's max size in CREATE_SESSION - Handle errors from nfs4_pnfs_ds_connect - Flexfiles layout shouldn't mark devices as unavailable" * tag 'nfs-for-4.11-2' of git://git.linux-nfs.org/projects/anna/linux-nfs: pNFS/flexfiles: never nfs4_mark_deviceid_unavailable pNFS: return status from nfs4_pnfs_ds_connect NFSv4.1 respect server's max size in CREATE_SESSION NFS prevent double free in async nfs4_exchange_id nfs: make nfs4_cb_sv_ops static xprtrdma: Squelch kbuild sparse complaint NFS: fix the fault nrequests decreasing for nfs_inode COPY NFSv4: fix a reference leak caused WARNING messages nfs4: fix a typo of NFS_ATTR_FATTR_GROUP_NAME
Diffstat (limited to 'fs/nfs/filelayout')
-rw-r--r--fs/nfs/filelayout/filelayoutdev.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/fs/nfs/filelayout/filelayoutdev.c b/fs/nfs/filelayout/filelayoutdev.c
index f956ca20a8a3..d913e818858f 100644
--- a/fs/nfs/filelayout/filelayoutdev.c
+++ b/fs/nfs/filelayout/filelayoutdev.c
@@ -266,6 +266,7 @@ nfs4_fl_prepare_ds(struct pnfs_layout_segment *lseg, u32 ds_idx)
struct nfs4_deviceid_node *devid = FILELAYOUT_DEVID_NODE(lseg);
struct nfs4_pnfs_ds *ret = ds;
struct nfs_server *s = NFS_SERVER(lseg->pls_layout->plh_inode);
+ int status;
if (ds == NULL) {
printk(KERN_ERR "NFS: %s: No data server for offset index %d\n",
@@ -277,9 +278,14 @@ nfs4_fl_prepare_ds(struct pnfs_layout_segment *lseg, u32 ds_idx)
if (ds->ds_clp)
goto out_test_devid;
- nfs4_pnfs_ds_connect(s, ds, devid, dataserver_timeo,
+ status = nfs4_pnfs_ds_connect(s, ds, devid, dataserver_timeo,
dataserver_retrans, 4,
s->nfs_client->cl_minorversion);
+ if (status) {
+ nfs4_mark_deviceid_unavailable(devid);
+ ret = NULL;
+ goto out;
+ }
out_test_devid:
if (ret->ds_clp == NULL ||