atm: dereference of he_dev->rbps_virt in he_init_group()

The prefix decrement causes a very long loop if pci_pool_alloc() failed
in the first iteration. Also I swapped rbps and rbpl arguments.

Reported-by: Juha Leppanen <juha_motorsportcom@luukku.com>
Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 7 insertions, 7 deletions

diff --git a/drivers/atm/he.c b/drivers/atm/he.c
index 29e66d603d3c..70667033a568 100644
--- a/drivers/atm/he.c
+++ b/drivers/atm/he.c
@@ -921,9 +921,9 @@ out_free_rbpq_base:
                         he_dev->rbrq_phys);
         i = CONFIG_RBPL_SIZE;
 out_free_rbpl_virt:
-        while (--i)
-                pci_pool_free(he_dev->rbps_pool, he_dev->rbpl_virt[i].virt,
-                                he_dev->rbps_base[i].phys);
+        while (i--)
+                pci_pool_free(he_dev->rbpl_pool, he_dev->rbpl_virt[i].virt,
+                                he_dev->rbpl_base[i].phys);
         kfree(he_dev->rbpl_virt);
 
 out_free_rbpl_base:
@@ -933,11 +933,11 @@ out_free_rbpl_base:
 out_destroy_rbpl_pool:
         pci_pool_destroy(he_dev->rbpl_pool);
 
-        i = CONFIG_RBPL_SIZE;
+        i = CONFIG_RBPS_SIZE;
 out_free_rbps_virt:
-        while (--i)
-                pci_pool_free(he_dev->rbpl_pool, he_dev->rbps_virt[i].virt,
-                                he_dev->rbpl_base[i].phys);
+        while (i--)
+                pci_pool_free(he_dev->rbps_pool, he_dev->rbps_virt[i].virt,
+                                he_dev->rbps_base[i].phys);
         kfree(he_dev->rbps_virt);
 
 out_free_rbps_base: