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[PATCH] knfsd: Fixed handling of lockd fail when adding nfsd socket 

Arrgg..  We cannot 'lockd_up' before 'svc_addsock' as we don't know the
protocol yet....  So switch it around again and save the name of the created
sockets so that it can be closed if lock_up fails.

Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
NeilBrown 2006-10-04 02:15:45 -07:00 committed by Linus Torvalds
parent cda9e0cd8a
commit 5680c44632
2 changed files with 9 additions and 6 deletions
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12
fs/nfsd/nfsctl.c
View File

@ -523,11 +523,11 @@ static ssize_t write_ports(struct file *file, char *buf, size_t size)
err = nfsd_create_serv();
if (!err) {
int proto = 0;
err = lockd_up(proto);
if (!err) {
err = svc_addsock(nfsd_serv, fd, buf, &proto);
if (err)
lockd_down();
err = svc_addsock(nfsd_serv, fd, buf, &proto);
if (err >= 0) {
err = lockd_up(proto);
if (err < 0)
svc_sock_names(buf+strlen(buf)+1, nfsd_serv, buf);
}
/* Decrease the count, but don't shutdown the
* the service
@ -536,7 +536,7 @@ static ssize_t write_ports(struct file *file, char *buf, size_t size)
nfsd_serv->sv_nrthreads--;
unlock_kernel();
}
return err;
return err < 0 ? err : 0;
}
if (buf[0] == '-') {
char *toclose = kstrdup(buf+1, GFP_KERNEL);

3
net/sunrpc/svcsock.c
View File

@ -492,6 +492,9 @@ svc_sock_names(char *buf, struct svc_serv *serv, char *toclose)
}
spin_unlock(&serv->sv_lock);
if (closesk)
/* Should unregister with portmap, but you cannot
* unregister just one protocol...
*/
svc_delete_socket(closesk);
else if (toclose)
return -ENOENT;