Subject: [PATCH 1/2] solos-pci: Remove code duplicated from atm module (release_vccs())

From: Philip Prindeville <[email-masked]>
Date: Sun, 27 Mar 2011 22:23:01 -0700

Refactor to share common code from atm module (atm_dev_release_vccs()).

Signed-off-by: Philip Prindeville<[email-masked]>
---
  drivers/atm/solos-pci.c |   25 +------------------------
  include/linux/atmdev.h  |    1 +
  net/atm/common.c        |    1 +
  3 files changed, 3 insertions(+), 24 deletions(-)

diff --git a/drivers/atm/solos-pci.c b/drivers/atm/solos-pci.c
index 968f022..265bbdf 100644
--- a/drivers/atm/solos-pci.c
+++ b/drivers/atm/solos-pci.c
@@ -165,7 +165,6 @@ static uint32_t fpga_tx(struct solos_card *);
  static irqreturn_t solos_irq(int irq, void *dev_id);
  static struct atm_vcc* find_vcc(struct atm_dev *dev, short vpi, int vci);
  static int list_vccs(int vci);
-static void release_vccs(struct atm_dev *dev);
  static int atm_init(struct solos_card *, struct device *);
  static void atm_remove(struct solos_card *);
  static int send_command(struct solos_card *card, int dev, const char *buf, size_t size);
@@ -384,7 +383,7 @@ static int process_status(struct solos_card *card, int port, struct sk_buff *skb
  	/* Anything but 'Showtime' is down */
  	if (strcmp(state_str, "Showtime")) {
  		atm_dev_signal_change(card->atmdev[port], ATM_PHY_SIG_LOST);
-		release_vccs(card->atmdev[port]);
+		atm_dev_release_vccs(card->atmdev[port]);
  		dev_info(&card->dev->dev, "Port %d: %s\n", port, state_str);
  		return 0;
  	}
@@ -830,28 +829,6 @@ static int list_vccs(int vci)
  	return num_found;
  }

-static void release_vccs(struct atm_dev *dev)
-{
-        int i;
-
-        write_lock_irq(&vcc_sklist_lock);
-        for (i = 0; i<  VCC_HTABLE_SIZE; i++) {
-                struct hlist_head *head =&vcc_hash[i];
-                struct hlist_node *node, *tmp;
-                struct sock *s;
-                struct atm_vcc *vcc;
-
-                sk_for_each_safe(s, node, tmp, head) {
-                        vcc = atm_sk(s);
-                        if (vcc->dev == dev) {
-                                vcc_release_async(vcc, -EPIPE);
-                                sk_del_node_init(s);
-                        }
-                }
-        }
-        write_unlock_irq(&vcc_sklist_lock);
-}
-

  static int popen(struct atm_vcc *vcc)
  {
diff --git a/include/linux/atmdev.h b/include/linux/atmdev.h
index 475f8c4..381f4ce 100644
--- a/include/linux/atmdev.h
+++ b/include/linux/atmdev.h
@@ -443,6 +443,7 @@ void atm_dev_signal_change(struct atm_dev *dev, char signal);

  void vcc_insert_socket(struct sock *sk);

+void atm_dev_release_vccs(struct atm_dev *dev);

  /*
   * This is approximately the algorithm used by alloc_skb.
diff --git a/net/atm/common.c b/net/atm/common.c
index 1b9c52a..22b963d 100644
--- a/net/atm/common.c
+++ b/net/atm/common.c
@@ -252,6 +252,7 @@ void atm_dev_release_vccs(struct atm_dev *dev)
  	}
  	write_unlock_irq(&vcc_sklist_lock);
  }
+EXPORT_SYMBOL(atm_dev_release_vccs);

  static int adjust_tp(struct atm_trafprm *tp, unsigned char aal)
  {