[PATCH 16/38] staging/bcm: move IOCTL_BCM_SWITCH_TRANSFER_MODE case out to its own function.

[Dave Jones]

bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <da...@fedoraproject.org>
---
 drivers/staging/bcm/Bcmchar.c | 39 ++++++++++++++++++++++-----------------
 1 file changed, 22 insertions(+), 17 deletions(-)

diff --git a/drivers/staging/bcm/Bcmchar.c b/drivers/staging/bcm/Bcmchar.c
index 5dc9f71189fe..9d8048feae23 100644
--- a/drivers/staging/bcm/Bcmchar.c
+++ b/drivers/staging/bcm/Bcmchar.c
@@ -994,6 +994,25 @@ static int bcm_char_ioctl_qos_threshold(ULONG arg, struct 
bcm_mini_adapter *Adap
        return 0;
 }
 
+static int bcm_char_ioctl_switch_transfer_mode(void __user *argp, struct 
bcm_mini_adapter *Adapter)
+{
+       UINT uiData = 0;
+
+       if (copy_from_user(&uiData, argp, sizeof(UINT)))
+               return -EFAULT;
+
+       if (uiData) {
+               /* Allow All Packets */
+               BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, 
DBG_LVL_ALL, "IOCTL_BCM_SWITCH_TRANSFER_MODE: ETH_PACKET_TUNNELING_MODE\n");
+                       Adapter->TransferMode = ETH_PACKET_TUNNELING_MODE;
+       } else {
+               /* Allow IP only Packets */
+               BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, 
DBG_LVL_ALL, "IOCTL_BCM_SWITCH_TRANSFER_MODE: IP_PACKET_ONLY_MODE\n");
+               Adapter->TransferMode = IP_PACKET_ONLY_MODE;
+       }
+       return STATUS_SUCCESS;
+}
+
 
 static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg)
 {
@@ -1136,23 +1155,9 @@ static long bcm_char_ioctl(struct file *filp, UINT cmd, 
ULONG arg)
                Status = STATUS_SUCCESS;
                break;
 
-       case IOCTL_BCM_SWITCH_TRANSFER_MODE: {
-               UINT uiData = 0;
-               if (copy_from_user(&uiData, argp, sizeof(UINT)))
-                       return -EFAULT;
-
-               if (uiData) {
-                       /* Allow All Packets */
-                       BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, 
DBG_LVL_ALL, "IOCTL_BCM_SWITCH_TRANSFER_MODE: ETH_PACKET_TUNNELING_MODE\n");
-                               Adapter->TransferMode = 
ETH_PACKET_TUNNELING_MODE;
-               } else {
-                       /* Allow IP only Packets */
-                       BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, 
DBG_LVL_ALL, "IOCTL_BCM_SWITCH_TRANSFER_MODE: IP_PACKET_ONLY_MODE\n");
-                       Adapter->TransferMode = IP_PACKET_ONLY_MODE;
-               }
-               Status = STATUS_SUCCESS;
-               break;
-       }
+       case IOCTL_BCM_SWITCH_TRANSFER_MODE:
+               Status = bcm_char_ioctl_switch_transfer_mode(argp, Adapter);
+               return Status;
 
        case IOCTL_BCM_GET_DRIVER_VERSION: {
                ulong len;
-- 
1.8.5.3

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