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Subject[PATCH 20/38] staging/bcm: move IOCTL_BCM_GET_DSX_INDICATION case out to its own function.
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 <davej@fedoraproject.org>
---
drivers/staging/bcm/Bcmchar.c | 46 ++++++++++++++++++++++++-------------------
1 file changed, 26 insertions(+), 20 deletions(-)

diff --git a/drivers/staging/bcm/Bcmchar.c b/drivers/staging/bcm/Bcmchar.c
index 30a00f9bcf3f..00c66f503799 100644
--- a/drivers/staging/bcm/Bcmchar.c
+++ b/drivers/staging/bcm/Bcmchar.c
@@ -1077,6 +1077,29 @@ static int bcm_char_ioctl_set_mac_tracing(void __user *argp, struct bcm_mini_ada
return STATUS_SUCCESS;
}

+static int bcm_char_ioctl_get_dsx_indication(void __user *argp, struct bcm_mini_adapter *Adapter)
+{
+ struct bcm_ioctl_buffer IoBuffer;
+ ULONG ulSFId = 0;
+
+ if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
+ return -EFAULT;
+
+ if (IoBuffer.OutputLength < sizeof(struct bcm_add_indication_alt)) {
+ BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
+ "Mismatch req: %lx needed is =0x%zx!!!",
+ IoBuffer.OutputLength, sizeof(struct bcm_add_indication_alt));
+ return -EINVAL;
+ }
+
+ if (copy_from_user(&ulSFId, IoBuffer.InputBuffer, sizeof(ulSFId)))
+ return -EFAULT;
+
+ BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Get DSX Data SF ID is =%lx\n", ulSFId);
+ get_dsx_sf_data_to_application(Adapter, ulSFId, IoBuffer.OutputBuffer);
+ return STATUS_SUCCESS;
+}
+

static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg)
{
@@ -1235,26 +1258,9 @@ static long bcm_char_ioctl(struct file *filp, UINT cmd, ULONG arg)
Status = bcm_char_ioctl_set_mac_tracing(argp, Adapter);
return Status;

- case IOCTL_BCM_GET_DSX_INDICATION: {
- ULONG ulSFId = 0;
- if (copy_from_user(&IoBuffer, argp, sizeof(struct bcm_ioctl_buffer)))
- return -EFAULT;
-
- if (IoBuffer.OutputLength < sizeof(struct bcm_add_indication_alt)) {
- BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0,
- "Mismatch req: %lx needed is =0x%zx!!!",
- IoBuffer.OutputLength, sizeof(struct bcm_add_indication_alt));
- return -EINVAL;
- }
-
- if (copy_from_user(&ulSFId, IoBuffer.InputBuffer, sizeof(ulSFId)))
- return -EFAULT;
-
- BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, OSAL_DBG, DBG_LVL_ALL, "Get DSX Data SF ID is =%lx\n", ulSFId);
- get_dsx_sf_data_to_application(Adapter, ulSFId, IoBuffer.OutputBuffer);
- Status = STATUS_SUCCESS;
- }
- break;
+ case IOCTL_BCM_GET_DSX_INDICATION:
+ Status = bcm_char_ioctl_get_dsx_indication(argp, Adapter);
+ return Status;

case IOCTL_BCM_GET_HOST_MIBS: {
PVOID temp_buff;
--
1.8.5.3


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