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| author | Olga Kornievskaia <kolga@netapp.com> | 2019-11-15 15:13:19 -0500 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@hammerspace.com> | 2019-11-18 10:50:41 +0100 |
| commit | f751c5452594f6ef77b39c78f9888275e60d0770 (patch) | |
| tree | 60976acc78e4120a69dbbdc7e8b1c2590a0fe92d /fs | |
| parent | 66588abe2db066a8927b67cbb8b82a1292819086 (diff) | |
| download | linux-stable-f751c5452594f6ef77b39c78f9888275e60d0770.tar.gz linux-stable-f751c5452594f6ef77b39c78f9888275e60d0770.tar.bz2 linux-stable-f751c5452594f6ef77b39c78f9888275e60d0770.zip | |
NFSv4.2 fix memory leak in nfs42_ssc_open
Static analysis with Coverity detected a memory leak
Reported-by: Colin King <colin.king@canonical.com>
Fixes: ec4b09250898 ("NFS: inter ssc open")
Signed-off-by: Olga Kornievskaia <kolga@netapp.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/nfs/nfs4file.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/fs/nfs/nfs4file.c b/fs/nfs/nfs4file.c index ef8c16779f4c..620de905cba9 100644 --- a/fs/nfs/nfs4file.c +++ b/fs/nfs/nfs4file.c @@ -318,7 +318,7 @@ nfs42_ssc_open(struct vfsmount *ss_mnt, struct nfs_fh *src_fh, struct inode *r_ino = NULL; struct nfs_open_context *ctx; struct nfs4_state_owner *sp; - char *read_name; + char *read_name = NULL; int len, status = 0; server = NFS_SERVER(ss_mnt->mnt_root->d_inode); @@ -342,14 +342,14 @@ nfs42_ssc_open(struct vfsmount *ss_mnt, struct nfs_fh *src_fh, NULL); if (IS_ERR(r_ino)) { res = ERR_CAST(r_ino); - goto out; + goto out_free_name; } filep = alloc_file_pseudo(r_ino, ss_mnt, read_name, FMODE_READ, r_ino->i_fop); if (IS_ERR(filep)) { res = ERR_CAST(filep); - goto out; + goto out_free_name; } filep->f_mode |= FMODE_READ; @@ -380,6 +380,8 @@ nfs42_ssc_open(struct vfsmount *ss_mnt, struct nfs_fh *src_fh, file_ra_state_init(&filep->f_ra, filep->f_mapping->host->i_mapping); res = filep; +out_free_name: + kfree(read_name); out: return res; out_stateowner: @@ -388,7 +390,7 @@ out_ctx: put_nfs_open_context(ctx); out_filep: fput(filep); - goto out; + goto out_free_name; } EXPORT_SYMBOL_GPL(nfs42_ssc_open); void nfs42_ssc_close(struct file *filep) |