mirrors/linux
2
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2026-08-31 22:19:59 -04:00
Code Issues Packages Projects Releases Wiki Activity

pNFS/NFSv4: Fix a layout segment leak in pnfs_layout_process()

Browse Source 
If the server returns a new stateid that does not match the one in our
cache, then pnfs_layout_process() will leak the layout segments returned
by pnfs_mark_layout_stateid_invalid().

Fixes: 9888d837f3 ("pNFS: Force a retry of LAYOUTGET if the stateid doesn't match our cache")
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
This commit is contained in:
Trond Myklebust
2021-01-21 16:34:37 -05:00
parent 6ee1d745b7
commit 814b849713
1 changed files with 1 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
fs/nfs/pnfs.c
View File

@@ -2417,6 +2417,7 @@ pnfs_layout_process(struct nfs4_layoutget *lgp)
spin_unlock(&ino->i_lock);
lseg->pls_layout = lo;
NFS_SERVER(ino)->pnfs_curr_ld->free_lseg(lseg);
pnfs_free_lseg_list(&free_me);
return ERR_PTR(-EAGAIN);
}