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-rw-r--r--fs/9p/fid.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/fs/9p/fid.c b/fs/9p/fid.c
index 82ee460e534d..7317b39b2815 100644
--- a/fs/9p/fid.c
+++ b/fs/9p/fid.c
@@ -111,7 +111,7 @@ struct p9_fid *v9fs_fid_lookup(struct dentry *dentry)
111{ 111{
112 int i, n, l, clone, any, access; 112 int i, n, l, clone, any, access;
113 u32 uid; 113 u32 uid;
114 struct p9_fid *fid; 114 struct p9_fid *fid, *old_fid = NULL;
115 struct dentry *d, *ds; 115 struct dentry *d, *ds;
116 struct v9fs_session_info *v9ses; 116 struct v9fs_session_info *v9ses;
117 char **wnames, *uname; 117 char **wnames, *uname;
@@ -184,10 +184,18 @@ struct p9_fid *v9fs_fid_lookup(struct dentry *dentry)
184 l = min(n - i, P9_MAXWELEM); 184 l = min(n - i, P9_MAXWELEM);
185 fid = p9_client_walk(fid, l, &wnames[i], clone); 185 fid = p9_client_walk(fid, l, &wnames[i], clone);
186 if (IS_ERR(fid)) { 186 if (IS_ERR(fid)) {
187 if (old_fid) {
188 /*
189 * If we fail, clunk fid which are mapping
190 * to path component and not the last component
191 * of the path.
192 */
193 p9_client_clunk(old_fid);
194 }
187 kfree(wnames); 195 kfree(wnames);
188 return fid; 196 return fid;
189 } 197 }
190 198 old_fid = fid;
191 i += l; 199 i += l;
192 clone = 0; 200 clone = 0;
193 } 201 }