There is a temporary message buffer for the boot message
in dgnc_found_board() but the buffer was not used anywhere in
dgnc driver.
Signed-off-by: Daeseok Youn <daeseok.youn@xxxxxxxxx>
---
RESEND: send the whole series again. Because I missed some patches
when the V2 patches sent.
drivers/staging/dgnc/dgnc_driver.c | 28 ----------------------------
drivers/staging/dgnc/dgnc_driver.h | 6 ------
2 files changed, 34 deletions(-)
diff --git a/drivers/staging/dgnc/dgnc_driver.c b/drivers/staging/dgnc/dgnc_driver.c
index b598034..c87b3de 100644
--- a/drivers/staging/dgnc/dgnc_driver.c
+++ b/drivers/staging/dgnc/dgnc_driver.c
@@ -324,17 +324,6 @@ static void dgnc_cleanup_board(struct dgnc_board *brd)
brd->re_map_membase = NULL;
}
- if (brd->msgbuf_head) {
- unsigned long flags;
-
- spin_lock_irqsave(&dgnc_global_lock, flags);
- brd->msgbuf = NULL;
- dev_dbg(&brd->pdev->dev, "%s\n", brd->msgbuf_head);
- kfree(brd->msgbuf_head);
- brd->msgbuf_head = NULL;
- spin_unlock_irqrestore(&dgnc_global_lock, flags);
- }
-
/* Free all allocated channels structs */
for (i = 0; i < MAXPORTS ; i++) {
if (brd->channels[i]) {
@@ -362,7 +351,6 @@ static int dgnc_found_board(struct pci_dev *pdev, int id)
unsigned int pci_irq;
int i = 0;
int rc = 0;
- unsigned long flags;
/* get the board structure and prep it */
dgnc_board[dgnc_num_boards] = kzalloc(sizeof(*brd), GFP_KERNEL);
@@ -371,15 +359,6 @@ static int dgnc_found_board(struct pci_dev *pdev, int id)
if (!brd)
return -ENOMEM;
- /* make a temporary message buffer for the boot messages */
- brd->msgbuf_head = kcalloc(8192, sizeof(u8), GFP_KERNEL);
- brd->msgbuf = brd->msgbuf_head;
-
- if (!brd->msgbuf) {
- kfree(brd);
- return -ENOMEM;
- }
-
/* store the info for the board we've found */
brd->magic = DGNC_BOARD_MAGIC;
brd->boardnum = dgnc_num_boards;
@@ -553,13 +532,6 @@ static int dgnc_found_board(struct pci_dev *pdev, int id)
brd->bd_ops->tasklet,
(unsigned long)brd);
- spin_lock_irqsave(&dgnc_global_lock, flags);
- brd->msgbuf = NULL;
- dev_dbg(&brd->pdev->dev, "%s\n", brd->msgbuf_head);
- kfree(brd->msgbuf_head);
- brd->msgbuf_head = NULL;
- spin_unlock_irqrestore(&dgnc_global_lock, flags);
-
wake_up_interruptible(&brd->state_wait);
return 0;
diff --git a/drivers/staging/dgnc/dgnc_driver.h b/drivers/staging/dgnc/dgnc_driver.h
index 88d2696..747a100 100644
--- a/drivers/staging/dgnc/dgnc_driver.h
+++ b/drivers/staging/dgnc/dgnc_driver.h
@@ -213,12 +213,6 @@ struct dgnc_board {
* as defined by DPA
*/
- /*
- * Mgmt data.
- */
- char *msgbuf_head;
- char *msgbuf;
-
uint bd_dividend; /* Board/UARTs specific dividend */
struct board_ops *bd_ops;
--
1.9.1
--
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