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| author | David S. Miller <davem@davemloft.net> | 2010-04-11 11:44:30 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-04-11 11:44:30 +0200 |
| commit | 4a1032faac94ebbf647460ae3e06fc21146eb280 (patch) | |
| tree | 7f31b97beb0406faa1523e619289ad0ab07c9787 /fs/9p/fid.c | |
| parent | Revert "tcp: Set CHECKSUM_UNNECESSARY in tcp_init_nondata_skb" (diff) | |
| parent | Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rol... (diff) | |
| download | linux-4a1032faac94ebbf647460ae3e06fc21146eb280.tar.xz linux-4a1032faac94ebbf647460ae3e06fc21146eb280.zip | |
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'fs/9p/fid.c')
| -rw-r--r-- | fs/9p/fid.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/fs/9p/fid.c b/fs/9p/fid.c index 08b2eb157048..7317b39b2815 100644 --- a/fs/9p/fid.c +++ b/fs/9p/fid.c @@ -24,6 +24,7 @@ #include <linux/module.h> #include <linux/errno.h> #include <linux/fs.h> +#include <linux/slab.h> #include <linux/sched.h> #include <linux/idr.h> #include <net/9p/9p.h> @@ -110,7 +111,7 @@ struct p9_fid *v9fs_fid_lookup(struct dentry *dentry) { int i, n, l, clone, any, access; u32 uid; - struct p9_fid *fid; + struct p9_fid *fid, *old_fid = NULL; struct dentry *d, *ds; struct v9fs_session_info *v9ses; char **wnames, *uname; @@ -183,10 +184,18 @@ struct p9_fid *v9fs_fid_lookup(struct dentry *dentry) l = min(n - i, P9_MAXWELEM); fid = p9_client_walk(fid, l, &wnames[i], clone); if (IS_ERR(fid)) { + if (old_fid) { + /* + * If we fail, clunk fid which are mapping + * to path component and not the last component + * of the path. + */ + p9_client_clunk(old_fid); + } kfree(wnames); return fid; } - + old_fid = fid; i += l; clone = 0; } |