net: ifb error path loop fix

On error we should start freeing resources at [i-1] not [i-2].

Signed-off-by: Mariusz Kozlowski <m.kozlowski@tuxland.pl>
Cc: Jeff Garzik <jeff@garzik.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

1 files changed, 1 insertions, 2 deletions

diff --git a/drivers/net/ifb.c b/drivers/net/ifb.c
index ca2b21f9d4..c4ca7c930a 100644
--- a/drivers/net/ifb.c
+++ b/drivers/net/ifb.c
@@ -271,8 +271,7 @@ static int __init ifb_init_module(void)
         for (i = 0; i < numifbs && !err; i++)
                 err = ifb_init_one(i);
         if (err) {
-                i--;
-                while (--i >= 0)
+                while (i--)
                         ifb_free_one(i);
         }