X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=fs%2F9p%2Fv9fs.c;h=ef338654914095fa464a7b779d6504db526ad61f;hb=b5b9d6647c1cd5eee90b58941c55f874c2a7e707;hp=5e0f79355fdf8ebcb19896ad3cbc304e7b71bb6a;hpb=3cf6429a26da5c4d7b795e6d0f8f56ed2e4fdfc0;p=linux-2.6-omap-h63xx.git

diff --git a/fs/9p/v9fs.c b/fs/9p/v9fs.c
index 5e0f79355fd..ef338654914 100644
--- a/fs/9p/v9fs.c
+++ b/fs/9p/v9fs.c
@@ -37,7 +37,6 @@
 #include "v9fs_vfs.h"
 #include "transport.h"
 #include "mux.h"
-#include "conv.h"
 
 /* TODO: sysfs or debugfs interface */
 int v9fs_debug_level = 0;	/* feature-rific global debug level  */
@@ -67,7 +66,7 @@ static match_table_t tokens = {
 	{Opt_afid, "afid=%u"},
 	{Opt_rfdno, "rfdno=%u"},
 	{Opt_wfdno, "wfdno=%u"},
-	{Opt_debug, "debug=%u"},
+	{Opt_debug, "debug=%x"},
 	{Opt_name, "name=%s"},
 	{Opt_remotename, "aname=%s"},
 	{Opt_unix, "proto=unix"},
@@ -270,6 +269,7 @@ v9fs_session_init(struct v9fs_session_info *v9ses,
 	int n = 0;
 	int newfid = -1;
 	int retval = -EINVAL;
+	struct v9fs_str *version;
 
 	v9ses->name = __getname();
 	if (!v9ses->name)
@@ -352,13 +352,16 @@ v9fs_session_init(struct v9fs_session_info *v9ses,
 			goto FreeFcall;
 		}
 
-		/* Really should check for 9P1 and report error */
-		if (!strcmp(fcall->params.rversion.version, "9P2000.u")) {
+		version = &fcall->params.rversion.version;
+		if (version->len==8 && !memcmp(version->str, "9P2000.u", 8)) {
 			dprintk(DEBUG_9P, "9P2000 UNIX extensions enabled\n");
 			v9ses->extended = 1;
-		} else {
+		} else if (version->len==6 && !memcmp(version->str, "9P2000", 6)) {
 			dprintk(DEBUG_9P, "9P2000 legacy mode enabled\n");
 			v9ses->extended = 0;
+		} else {
+			retval = -EREMOTEIO;
+			goto FreeFcall;
 		}
 
 		n = fcall->params.rversion.msize;
@@ -450,12 +453,17 @@ extern int v9fs_error_init(void);
 
 static int __init init_v9fs(void)
 {
+	int ret;
+
 	v9fs_error_init();
 
 	printk(KERN_INFO "Installing v9fs 9P2000 file system support\n");
 
-	v9fs_mux_global_init();
-	return register_filesystem(&v9fs_fs_type);
+	ret = v9fs_mux_global_init();
+	if (!ret)
+		ret = register_filesystem(&v9fs_fs_type);
+
+	return ret;
 }
 
 /**