Module parameter, read_timeout, can only be set at loading time. As it
can only be modified once, initialize read_timeout once in the probe
function.
As a result, only use read_timeout as the last argument in
wait_event_interruptible_timeout() call.
Same goes for write_timeout.
Signed-off-by: Khadija Kamran <kamrankhadijadj@xxxxxxxxx>
---
drivers/staging/axis-fifo/axis-fifo.c | 18 ++++++++++++------
1 file changed, 12 insertions(+), 6 deletions(-)
diff --git a/drivers/staging/axis-fifo/axis-fifo.c b/drivers/staging/axis-fifo/axis-fifo.c
index b119cec25a60..7ec8722cef7d 100644
--- a/drivers/staging/axis-fifo/axis-fifo.c
+++ b/drivers/staging/axis-fifo/axis-fifo.c
@@ -384,9 +384,7 @@ static ssize_t axis_fifo_read(struct file *f, char __user *buf,
mutex_lock(&fifo->read_lock);
ret = wait_event_interruptible_timeout(fifo->read_queue,
ioread32(fifo->base_addr + XLLF_RDFO_OFFSET),
- (read_timeout >= 0) ?
- msecs_to_jiffies(read_timeout) :
- MAX_SCHEDULE_TIMEOUT);
+ read_timeout);
if (ret <= 0) {
if (ret == 0) {
@@ -528,9 +526,7 @@ static ssize_t axis_fifo_write(struct file *f, const char __user *buf,
ret = wait_event_interruptible_timeout(fifo->write_queue,
ioread32(fifo->base_addr + XLLF_TDFV_OFFSET)
>= words_to_write,
- (write_timeout >= 0) ?
- msecs_to_jiffies(write_timeout) :
- MAX_SCHEDULE_TIMEOUT);
+ write_timeout);
if (ret <= 0) {
if (ret == 0) {
@@ -814,6 +810,16 @@ static int axis_fifo_probe(struct platform_device *pdev)
struct axis_fifo *fifo = NULL;
char *device_name;
int rc = 0; /* error return value */
+
+ if (read_timeout >= 0)
+ read_timeout = msecs_to_jiffies(read_timeout);
+ else
+ read_timeout = MAX_SCHEDULE_TIMEOUT;
+
+ if (write_timeout >= 0)
+ write_timeout = msecs_to_jiffies(write_timeout);
+ else
+ write_timeout = MAX_SCHEDULE_TIMEOUT;
/* ----------------------------
* init wrapper device
--
2.34.1
