ipw2200: use kmalloc for large local variables

Fixed below compiler warning:

drivers/net/wireless/ipw2x00/ipw2200.c: In function ‘ipw_load_firmware’:
drivers/net/wireless/ipw2x00/ipw2200.c:3260: warning: the frame size of
1168 bytes is larger than 1024 bytes

Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/ipw2x00/ipw2200.c b/drivers/net/wireless/ipw2x00/ipw2200.c
index 63c2a7a..5c7aa1b 100644 (file)
--- a/drivers/net/wireless/ipw2x00/ipw2200.c
+++ b/drivers/net/wireless/ipw2x00/ipw2200.c
@@ -3177,14 +3177,27 @@ static int ipw_load_firmware(struct ipw_priv *priv, u8 * data, size_t len)
        int total_nr = 0;
        int i;
        struct pci_pool *pool;
-       u32 *virts[CB_NUMBER_OF_ELEMENTS_SMALL];
-       dma_addr_t phys[CB_NUMBER_OF_ELEMENTS_SMALL];
+       void **virts;
+       dma_addr_t *phys;
 
        IPW_DEBUG_TRACE("<< : \n");
 
+       virts = kmalloc(sizeof(void *) * CB_NUMBER_OF_ELEMENTS_SMALL,
+                       GFP_KERNEL);
+       if (!virts)
+               return -ENOMEM;
+
+       phys = kmalloc(sizeof(dma_addr_t) * CB_NUMBER_OF_ELEMENTS_SMALL,
+                       GFP_KERNEL);
+       if (!phys) {
+               kfree(virts);
+               return -ENOMEM;
+       }
        pool = pci_pool_create("ipw2200", priv->pci_dev, CB_MAX_LENGTH, 0, 0);
        if (!pool) {
                IPW_ERROR("pci_pool_create failed\n");
+               kfree(phys);
+               kfree(virts);
                return -ENOMEM;
        }
 
@@ -3254,6 +3267,8 @@ static int ipw_load_firmware(struct ipw_priv *priv, u8 * data, size_t len)
                pci_pool_free(pool, virts[i], phys[i]);
 
        pci_pool_destroy(pool);
+       kfree(phys);
+       kfree(virts);
 
        return ret;
 }