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ceph: fix dangling pointer

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Clear fi->last_name when it's freed.  The only caller is rewinddir() (or
equivalent lseek).

Signed-off-by: Sage Weil <sage@newdream.net>
This commit is contained in:
Sage Weil 2010-11-11 15:24:06 -08:00
parent c5c6b19d4b
commit a1629c3b24
1 changed files with 1 additions and 0 deletions
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fs/ceph/dir.c
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@ -414,6 +414,7 @@ static void reset_readdir(struct ceph_file_info *fi)
fi->last_readdir = NULL;
}
kfree(fi->last_name);
fi->last_name = NULL;
fi->next_offset = 2; /* compensate for . and .. */
if (fi->dentry) {
dput(fi->dentry);