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authorKinglong Mee <kinglongmee@gmail.com>2014-09-02 16:12:17 +0200
committerJ. Bruce Fields <bfields@redhat.com>2014-09-03 23:43:01 +0200
commit15d176c195b164db59dd4473a0cfb1ad0bfbd0a4 (patch)
tree56653923e536239603a1cdd8ddf7db98cf647f78 /fs/nfsd
parentNFSD: Reset creds after mnt_want_write_file() fail (diff)
downloadlinux-15d176c195b164db59dd4473a0cfb1ad0bfbd0a4.tar.xz
linux-15d176c195b164db59dd4473a0cfb1ad0bfbd0a4.zip
NFSD: Fix a memory leak if nfsd4_recdir_load fail
Signed-off-by: Kinglong Mee <kinglongmee@gmail.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs/nfsd')
-rw-r--r--fs/nfsd/nfs4recover.c30
1 files changed, 17 insertions, 13 deletions
diff --git a/fs/nfsd/nfs4recover.c b/fs/nfsd/nfs4recover.c
index e37ac1c53adb..bb66037b63a0 100644
--- a/fs/nfsd/nfs4recover.c
+++ b/fs/nfsd/nfs4recover.c
@@ -480,6 +480,16 @@ nfsd4_init_recdir(struct net *net)
return status;
}
+static void
+nfsd4_shutdown_recdir(struct net *net)
+{
+ struct nfsd_net *nn = net_generic(net, nfsd_net_id);
+
+ if (!nn->rec_file)
+ return;
+ fput(nn->rec_file);
+ nn->rec_file = NULL;
+}
static int
nfs4_legacy_state_init(struct net *net)
@@ -513,10 +523,13 @@ nfsd4_load_reboot_recovery_data(struct net *net)
int status;
status = nfsd4_init_recdir(net);
- if (!status)
- status = nfsd4_recdir_load(net);
if (status)
- printk(KERN_ERR "NFSD: Failure reading reboot recovery data\n");
+ return status;
+
+ status = nfsd4_recdir_load(net);
+ if (status)
+ nfsd4_shutdown_recdir(net);
+
return status;
}
@@ -547,21 +560,12 @@ err:
}
static void
-nfsd4_shutdown_recdir(struct nfsd_net *nn)
-{
- if (!nn->rec_file)
- return;
- fput(nn->rec_file);
- nn->rec_file = NULL;
-}
-
-static void
nfsd4_legacy_tracking_exit(struct net *net)
{
struct nfsd_net *nn = net_generic(net, nfsd_net_id);
nfs4_release_reclaim(nn);
- nfsd4_shutdown_recdir(nn);
+ nfsd4_shutdown_recdir(net);
nfs4_legacy_state_shutdown(net);
}