1 files changed, 8 insertions, 4 deletions

diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index 7aa697253765..a58f59b97597 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -22,6 +22,7 @@
 #include <linux/delay.h>
 #include <linux/rcupdate.h>
 #include <linux/workqueue.h>
+#include <linux/slab.h>
 #include <net/tcp.h>
 #include <net/udp.h>
 #include <asm/unaligned.h>
@@ -614,7 +615,7 @@ void netpoll_print_options(struct netpoll *np)
                          np->name, np->local_port);
         printk(KERN_INFO "%s: local IP %pI4\n",
                          np->name, &np->local_ip);
-        printk(KERN_INFO "%s: interface %s\n",
+        printk(KERN_INFO "%s: interface '%s'\n",
                          np->name, np->dev_name);
         printk(KERN_INFO "%s: remote port %d\n",
                          np->name, np->remote_port);
@@ -661,6 +662,9 @@ int netpoll_parse_options(struct netpoll *np, char *opt)
                 if ((delim = strchr(cur, '@')) == NULL)
                         goto parse_failed;
                 *delim = 0;
+                if (*cur == ' ' || *cur == '\t')
+                        printk(KERN_INFO "%s: warning: whitespace"
+                                        "is not allowed\n", np->name);
                 np->remote_port = simple_strtol(cur, NULL, 10);
                 cur = delim;
         }
@@ -708,7 +712,7 @@ int netpoll_parse_options(struct netpoll *np, char *opt)
         return 0;
 
  parse_failed:
-        printk(KERN_INFO "%s: couldn't parse config at %s!\n",
+        printk(KERN_INFO "%s: couldn't parse config at '%s'!\n",
                np->name, cur);
         return -1;
 }
@@ -735,7 +739,7 @@ int netpoll_setup(struct netpoll *np)
                 npinfo = kmalloc(sizeof(*npinfo), GFP_KERNEL);
                 if (!npinfo) {
                         err = -ENOMEM;
-                        goto release;
+                        goto put;
                 }
 
                 npinfo->rx_flags = 0;
@@ -845,7 +849,7 @@ int netpoll_setup(struct netpoll *np)
 
                 kfree(npinfo);
         }
-
+put:
         dev_put(ndev);
         return err;
 }