fs/9p: Cleanup option parsing in 9p

Instead of saying all integer argument option should be listed in the beginning
move integer parsing to each option type.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>

1 files changed, 26 insertions, 7 deletions

diff --git a/fs/9p/v9fs.c b/fs/9p/v9fs.c
index ef9661886112..2b78014a124a 100644
--- a/fs/9p/v9fs.c
+++ b/fs/9p/v9fs.c
@@ -132,21 +132,19 @@ static int v9fs_parse_options(struct v9fs_session_info *v9ses, char *opts)
         options = tmp_options;
 
         while ((p = strsep(&options, ",")) != NULL) {
-                int token;
+                int token, r;
                 if (!*p)
                         continue;
                 token = match_token(p, tokens, args);
-                if (token < Opt_uname) {
-                        int r = match_int(&args[0], &option);
+                switch (token) {
+                case Opt_debug:
+                        r = match_int(&args[0], &option);
                         if (r < 0) {
                                 P9_DPRINTK(P9_DEBUG_ERROR,
-                                        "integer field, but no integer?\n");
+                                           "integer field, but no integer?\n");
                                 ret = r;
                                 continue;
                         }
-                }
-                switch (token) {
-                case Opt_debug:
                         v9ses->debug = option;
 #ifdef CONFIG_NET_9P_DEBUG
                         p9_debug_level = option;
@@ -154,12 +152,33 @@ static int v9fs_parse_options(struct v9fs_session_info *v9ses, char *opts)
                         break;
 
                 case Opt_dfltuid:
+                        r = match_int(&args[0], &option);
+                        if (r < 0) {
+                                P9_DPRINTK(P9_DEBUG_ERROR,
+                                           "integer field, but no integer?\n");
+                                ret = r;
+                                continue;
+                        }
                         v9ses->dfltuid = option;
                         break;
                 case Opt_dfltgid:
+                        r = match_int(&args[0], &option);
+                        if (r < 0) {
+                                P9_DPRINTK(P9_DEBUG_ERROR,
+                                           "integer field, but no integer?\n");
+                                ret = r;
+                                continue;
+                        }
                         v9ses->dfltgid = option;
                         break;
                 case Opt_afid:
+                        r = match_int(&args[0], &option);
+                        if (r < 0) {
+                                P9_DPRINTK(P9_DEBUG_ERROR,
+                                           "integer field, but no integer?\n");
+                                ret = r;
+                                continue;
+                        }
                         v9ses->afid = option;
                         break;
                 case Opt_uname: