[Patch] netpoll: allow spaces in its parameter

[Amerigo Wang]

It would be nice if we allow spaces in netconsole parameters,
otherwise we get weird results if there are spaces in it.

After this patch, we will allow things like:
 "netconsole= @192.168.0.1/eth0 , 66666@xxxxxxxxxxx/".

Signed-off-by: WANG Cong <amwang@xxxxxxxxxx>
Cc: David Miller <davem@xxxxxxxxxxxxx>

---
diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index 7aa6972..bf3b2f0 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -629,6 +629,7 @@ int netpoll_parse_options(struct netpoll *np, char *opt)
 	char *cur=opt, *delim;
 
 	if (*cur != '@') {
+		cur = skip_spaces(cur);
 		if ((delim = strchr(cur, '@')) == NULL)
 			goto parse_failed;
 		*delim = 0;
@@ -651,12 +652,14 @@ int netpoll_parse_options(struct netpoll *np, char *opt)
 		if ((delim = strchr(cur, ',')) == NULL)
 			goto parse_failed;
 		*delim = 0;
+		strim(cur);
 		strlcpy(np->dev_name, cur, sizeof(np->dev_name));
 		cur = delim;
 	}
 	cur++;
 
 	if (*cur != '@') {
+		cur = skip_spaces(cur);
 		/* dst port */
 		if ((delim = strchr(cur, '@')) == NULL)
 			goto parse_failed;
--
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