9p: fix oops in protocol stat parsing error path.

When we get an error on parsing a stat due to a protocol bug, 
we can generate an oops during cleanup because we didn't 
initialize the string pointers in the stat structure.

Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
This commit is contained in:
Eric Van Hensbergen 2008-10-17 12:45:23 -05:00
parent 57c7b4e68e
commit f0a0ac2ee5

View File

@ -215,9 +215,9 @@ p9pdu_vreadf(struct p9_fcall *pdu, int optional, const char *fmt, va_list ap)
struct p9_wstat *stbuf =
va_arg(ap, struct p9_wstat *);
stbuf->extension = NULL;
memset(stbuf, 0, sizeof(struct p9_wstat));
stbuf->n_uid = stbuf->n_gid = stbuf->n_muid =
-1;
-1;
errcode =
p9pdu_readf(pdu, optional,
"wwdQdddqssss?sddd",