[PATCH 2.6.20-rc5 1/7] ehea: Fixed wrong dereferencation
From: Thomas Klein <hidden>
Date: 2007-01-22 11:52:25
Not only check the pointer against 0 but also the dereferenced value Signed-off-by: Thomas Klein <redacted> --- 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;