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authorGreg Kroah-Hartman <gregkh@suse.de>2008-08-08 12:02:57 -0700
committerJeff Garzik <jgarzik@redhat.com>2008-08-14 04:43:48 -0400
commit0235f64175db41fa17a6ce5c9b58fd3550986eb4 (patch)
tree5699e0722c054bad05c1cbe9367322e1a926122c
parent6c59f56978c3dffd447176d218bc5852842c9ce9 (diff)
USB: HSO: minor fixes due to code review
Fix up problems in hso.c driver as pointed out by Andrew. Cc: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
-rw-r--r--drivers/net/usb/hso.c43
1 files changed, 24 insertions, 19 deletions
diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
index 35a7772cf1a..1b7cac77159 100644
--- a/drivers/net/usb/hso.c
+++ b/drivers/net/usb/hso.c
@@ -102,8 +102,12 @@
#define MAX_RX_URBS 2
-#define get_serial_by_tty(x) \
- (x ? (struct hso_serial *)x->driver_data : NULL)
+static inline struct hso_serial *get_serial_by_tty(struct tty_struct *tty)
+{
+ if (tty)
+ return tty->driver_data;
+ return NULL;
+}
/*****************************************************************************/
/* Debugging functions */
@@ -294,24 +298,25 @@ static int hso_get_activity(struct hso_device *hso_dev);
/* #define DEBUG */
-#define dev2net(x) (x->port_data.dev_net)
-#define dev2ser(x) (x->port_data.dev_serial)
+static inline struct hso_net *dev2net(struct hso_device *hso_dev)
+{
+ return hso_dev->port_data.dev_net;
+}
+
+static inline struct hso_serial *dev2ser(struct hso_device *hso_dev)
+{
+ return hso_dev->port_data.dev_serial;
+}
/* Debugging functions */
#ifdef DEBUG
static void dbg_dump(int line_count, const char *func_name, unsigned char *buf,
unsigned int len)
{
- u8 i = 0;
-
- printk(KERN_DEBUG "[%d:%s]: len %d", line_count, func_name, len);
+ static char name[255];
- for (i = 0; i < len; i++) {
- if (!(i % 16))
- printk("\n 0x%03x: ", i);
- printk("%02x ", (unsigned char)buf[i]);
- }
- printk("\n");
+ sprintf(name, "hso[%d:%s]", line_count, func_name);
+ print_hex_dump_bytes(name, DUMP_PREFIX_NONE, buf, len);
}
#define DUMP(buf_, len_) \
@@ -528,13 +533,12 @@ static struct hso_serial *get_serial_by_shared_int_and_type(
static struct hso_serial *get_serial_by_index(unsigned index)
{
- struct hso_serial *serial;
+ struct hso_serial *serial = NULL;
unsigned long flags;
- if (!serial_table[index])
- return NULL;
spin_lock_irqsave(&serial_table_lock, flags);
- serial = dev2ser(serial_table[index]);
+ if (serial_table[index])
+ serial = dev2ser(serial_table[index]);
spin_unlock_irqrestore(&serial_table_lock, flags);
return serial;
@@ -561,6 +565,7 @@ static int get_free_serial_index(void)
static void set_serial_by_index(unsigned index, struct hso_serial *serial)
{
unsigned long flags;
+
spin_lock_irqsave(&serial_table_lock, flags);
if (serial)
serial_table[index] = serial->parent;
@@ -569,7 +574,7 @@ static void set_serial_by_index(unsigned index, struct hso_serial *serial)
spin_unlock_irqrestore(&serial_table_lock, flags);
}
-/* log a meaningfull explanation of an USB status */
+/* log a meaningful explanation of an USB status */
static void log_usb_status(int status, const char *function)
{
char *explanation;
@@ -2654,7 +2659,7 @@ static void hso_free_interface(struct usb_interface *interface)
hso_stop_net_device(network_table[i]);
cancel_work_sync(&network_table[i]->async_put_intf);
cancel_work_sync(&network_table[i]->async_get_intf);
- if(rfk)
+ if (rfk)
rfkill_unregister(rfk);
hso_free_net_device(network_table[i]);
}