ref: a85fefcc920f837ce3a8e0010cfd09cf0b3523ce
parent: bf7b4c49fb935ada8ce6918c5a96bea2f95de041
	author: Russ Cox <rsc@swtch.com>
	date: Sun Nov 12 22:23:32 EST 2006
	
sync with Plan 9
--- a/kern/devmnt.c
+++ b/kern/devmnt.c
@@ -196,7 +196,8 @@
 		error("server tries to increase msize in fversion");if(f.msize<256 || f.msize>1024*1024)
 		error("nonsense value of msize in fversion");- if(strncmp(f.version, v, strlen(f.version)) != 0)
+ k = strlen(f.version);
+ if(strncmp(f.version, v, k) != 0)
 		error("bad 9P version returned from server");/* now build Mnt associated with this connection */
@@ -220,7 +221,6 @@
m->msize = f.msize;
unlock(&mntalloc.lk);
- k = strlen(f.version);
 	if(returnlen > 0){if(returnlen < k)
error(Eshort);
@@ -242,7 +242,6 @@
poperror(); /* c */
qunlock(&c->umqlock);
- free(msg);
return k;
}
--
⑨