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fs/9p, net/9p: memory leak fixes

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Four memory leak fixes in the 9P code.

Signed-off-by: Latchesar Ionkov <lucho@ionkov.net>
Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
This commit is contained in:
Latchesar Ionkov 2010-08-24 18:13:59 +00:00 committed by Eric Van Hensbergen
parent 49553c2ef8
commit 62b2be591a
2 changed files with 8 additions and 1 deletions
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2
fs/9p/vfs_inode.c
View file

@ -1128,6 +1128,7 @@ v9fs_vfs_getattr(struct vfsmount *mnt, struct dentry *dentry,
v9fs_stat2inode(st, dentry->d_inode, dentry->d_inode->i_sb);
generic_fillattr(dentry->d_inode, stat);
p9stat_free(st);
kfree(st);
return 0;
}
@ -1489,6 +1490,7 @@ static int v9fs_readlink(struct dentry *dentry, char *buffer, int buflen)
retval = strnlen(buffer, buflen);
done:
p9stat_free(st);
kfree(st);
return retval;
}

7
net/9p/client.c
View file

@ -331,8 +331,10 @@ static void p9_tag_cleanup(struct p9_client *c)
}
}
if (c->tagpool)
if (c->tagpool) {
p9_idpool_put(0, c->tagpool); /* free reserved tag 0 */
p9_idpool_destroy(c->tagpool);
}
/* free requests associated with tags */
for (row = 0; row < (c->max_tag/P9_ROW_MAXTAG); row++) {
@ -944,6 +946,7 @@ struct p9_fid *p9_client_walk(struct p9_fid *oldfid, int nwname, char **wnames,
int16_t nwqids, count;
err = 0;
wqids = NULL;
clnt = oldfid->clnt;
if (clone) {
fid = p9_fid_create(clnt);
@ -994,9 +997,11 @@ struct p9_fid *p9_client_walk(struct p9_fid *oldfid, int nwname, char **wnames,
else
fid->qid = oldfid->qid;
kfree(wqids);
return fid;
clunk_fid:
kfree(wqids);
p9_client_clunk(fid);
fid = NULL;