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Subject[PATCH 2.6.20-rc5 1/7] ehea: Fixed wrong dereferencation
Date
Not only check the pointer against 0 but also the dereferenced value

Signed-off-by: Thomas Klein <tklein@de.ibm.com>
---


drivers/net/ehea/ehea.h | 2 +-
drivers/net/ehea/ehea_main.c | 6 ++++--
2 files changed, 5 insertions(+), 3 deletions(-)


diff -Nurp -X dontdiff linux-2.6.20-rc5/drivers/net/ehea/ehea.h patched_kernel/drivers/net/ehea/ehea.h
--- linux-2.6.20-rc5/drivers/net/ehea/ehea.h 2007-01-12 19:54:26.000000000 +0100
+++ patched_kernel/drivers/net/ehea/ehea.h 2007-01-19 13:56:41.000000000 +0100
@@ -39,7 +39,7 @@
#include <asm/io.h>

#define DRV_NAME "ehea"
-#define DRV_VERSION "EHEA_0043"
+#define DRV_VERSION "EHEA_0044"

#define EHEA_MSG_DEFAULT (NETIF_MSG_LINK | NETIF_MSG_TIMER \
| NETIF_MSG_RX_ERR | NETIF_MSG_TX_ERR)
diff -Nurp -X dontdiff linux-2.6.20-rc5/drivers/net/ehea/ehea_main.c patched_kernel/drivers/net/ehea/ehea_main.c
--- linux-2.6.20-rc5/drivers/net/ehea/ehea_main.c 2007-01-12 19:54:26.000000000 +0100
+++ patched_kernel/drivers/net/ehea/ehea_main.c 2007-01-19 13:58:01.000000000 +0100
@@ -2471,14 +2471,16 @@ static int __devinit ehea_probe(struct i

adapter_handle = (u64*)get_property(dev->ofdev.node, "ibm,hea-handle",
NULL);
- if (!adapter_handle) {
+ if (adapter_handle)
+ adapter->handle = *adapter_handle;
+
+ if (!adapter->handle) {
dev_err(&dev->ofdev.dev, "failed getting handle for adapter"
" '%s'\n", dev->ofdev.node->full_name);
ret = -ENODEV;
goto out_free_ad;
}

- adapter->handle = *adapter_handle;
adapter->pd = EHEA_PD_ID;

dev->ofdev.dev.driver_data = adapter;
-
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