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authorJuha Leppanen <juha_motorsportcom@luukku.com>2009-09-28 23:45:29 +0400
committerDavid S. Miller <davem@davemloft.net>2009-09-28 23:45:29 +0400
commit1b66c1ef2fd86082d49b1e005bd86fd0c60ad552 (patch)
tree4245fdd3afdc4c9cc64678efbf4f9741d2c6ff8e /drivers/atm/he.c
parent2f72291d3d0e440f9343c7b97dc233c1a122165a (diff)
downloadlinux-1b66c1ef2fd86082d49b1e005bd86fd0c60ad552.tar.xz
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>
Diffstat (limited to 'drivers/atm/he.c')
-rw-r--r--drivers/atm/he.c14
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: