Merge tag 'nand/fixes-for-4.12-rc3' of git://git.infradead.org/linux-mtd into MTD

From Boris:
"""
This pull request contains several fixes to the core and the tango
driver.

tango fixes:
 * Add missing MODULE_DEVICE_TABLE() in tango_nand.c
 * Update the number of corrected bitflips

core fixes:
 * Fix a long standing memory leak in nand_scan_tail()
 * Fix several bugs introduced by the per-vendor init/detection
   infrastructure (introduced in 4.12)
 * Add a static specifier to nand_ooblayout_lp_hamming_ops definition
"""

1 files changed, 11 insertions, 4 deletions

diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c
index 39bd1edee676..83e3ed258467 100644
--- a/net/ipv4/fib_frontend.c
+++ b/net/ipv4/fib_frontend.c
@@ -763,7 +763,7 @@ static int inet_dump_fib(struct sk_buff *skb, struct netlink_callback *cb)
         unsigned int e = 0, s_e;
         struct fib_table *tb;
         struct hlist_head *head;
-        int dumped = 0;
+        int dumped = 0, err;
 
         if (nlmsg_len(cb->nlh) >= sizeof(struct rtmsg) &&
             ((struct rtmsg *) nlmsg_data(cb->nlh))->rtm_flags & RTM_F_CLONED)
@@ -783,20 +783,27 @@ static int inet_dump_fib(struct sk_buff *skb, struct netlink_callback *cb)
                         if (dumped)
                                 memset(&cb->args[2], 0, sizeof(cb->args) -
                                                  2 * sizeof(cb->args[0]));
-                        if (fib_table_dump(tb, skb, cb) < 0)
-                                goto out;
+                        err = fib_table_dump(tb, skb, cb);
+                        if (err < 0) {
+                                if (likely(skb->len))
+                                        goto out;
+
+                                goto out_err;
+                        }
                         dumped = 1;
 next:
                         e++;
                 }
         }
 out:
+        err = skb->len;
+out_err:
         rcu_read_unlock();
 
         cb->args[1] = e;
         cb->args[0] = h;
 
-        return skb->len;
+        return err;
 }
 
 /* Prepare and feed intra-kernel routing request.