Commit-ID: 3c557df67257c114401f18ee412f0b74091c3c6f
Gitweb: https://git.kernel.org/tip/3c557df67257c114401f18ee412f0b74091c3c6f
Author: Kees Cook <keescook@xxxxxxxxxxxx>
AuthorDate: Mon, 9 Oct 2017 17:10:32 -0700
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Tue, 17 Oct 2017 17:37:36 +0200
timer: Remove meaningless .data/.function assignments
Several timer users needlessly reset their .function/.data fields during
their timer callback, but nothing else changes them. Some users do not
use their .data field at all. Each instance is removed here.
Signed-off-by: Kees Cook <keescook@xxxxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Acked-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> # for staging
Acked-by: Krzysztof Halasa <khc@xxxxxxxxx> # for wan/hdlc*
Acked-by: Jens Axboe <axboe@xxxxxxxxx> # for amiflop
Cc: devel@xxxxxxxxxxxxxxxxxxxx
Cc: netdev@xxxxxxxxxxxxxxx
Cc: linux-wireless@xxxxxxxxxxxxxxx
Cc: Jens Axboe <axboe@xxxxxx>
Cc: Ganesh Krishna <ganesh.krishna@xxxxxxxxxxxxx>
Cc: Aditya Shankar <aditya.shankar@xxxxxxxxxxxxx>
Link: https://lkml.kernel.org/r/20171010001032.GA119829@beast
---
drivers/block/amiflop.c | 3 +--
drivers/net/wan/hdlc_cisco.c | 2 --
drivers/net/wan/hdlc_fr.c | 2 --
drivers/staging/wilc1000/wilc_wfi_cfgoperations.c | 4 +---
4 files changed, 2 insertions(+), 9 deletions(-)
diff --git a/drivers/block/amiflop.c b/drivers/block/amiflop.c
index 49908c7..4e3fb9f 100644
--- a/drivers/block/amiflop.c
+++ b/drivers/block/amiflop.c
@@ -323,7 +323,7 @@ static void fd_deselect (int drive)
}
-static void motor_on_callback(unsigned long nr)
+static void motor_on_callback(unsigned long ignored)
{
if (!(ciaa.pra & DSKRDY) || --on_attempts == 0) {
complete_all(&motor_on_completion);
@@ -344,7 +344,6 @@ static int fd_motor_on(int nr)
fd_select(nr);
reinit_completion(&motor_on_completion);
- motor_on_timer.data = nr;
mod_timer(&motor_on_timer, jiffies + HZ/2);
on_attempts = 10;
diff --git a/drivers/net/wan/hdlc_cisco.c b/drivers/net/wan/hdlc_cisco.c
index a408abc..f4b0ab3 100644
--- a/drivers/net/wan/hdlc_cisco.c
+++ b/drivers/net/wan/hdlc_cisco.c
@@ -276,8 +276,6 @@ static void cisco_timer(unsigned long arg)
spin_unlock(&st->lock);
st->timer.expires = jiffies + st->settings.interval * HZ;
- st->timer.function = cisco_timer;
- st->timer.data = arg;
add_timer(&st->timer);
}
diff --git a/drivers/net/wan/hdlc_fr.c b/drivers/net/wan/hdlc_fr.c
index 78596e4..07f265f 100644
--- a/drivers/net/wan/hdlc_fr.c
+++ b/drivers/net/wan/hdlc_fr.c
@@ -644,8 +644,6 @@ static void fr_timer(unsigned long arg)
state(hdlc)->settings.t391 * HZ;
}
- state(hdlc)->timer.function = fr_timer;
- state(hdlc)->timer.data = arg;
add_timer(&state(hdlc)->timer);
}
diff --git a/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c b/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c
index ac5aaaf..60f088b 100644
--- a/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c
+++ b/drivers/staging/wilc1000/wilc_wfi_cfgoperations.c
@@ -266,7 +266,7 @@ static void update_scan_time(void)
last_scanned_shadow[i].time_scan = jiffies;
}
-static void remove_network_from_shadow(unsigned long arg)
+static void remove_network_from_shadow(unsigned long unused)
{
unsigned long now = jiffies;
int i, j;
@@ -287,7 +287,6 @@ static void remove_network_from_shadow(unsigned long arg)
}
if (last_scanned_cnt != 0) {
- hAgingTimer.data = arg;
mod_timer(&hAgingTimer, jiffies + msecs_to_jiffies(AGING_TIME));
}
}
@@ -304,7 +303,6 @@ static int is_network_in_shadow(struct network_info *pstrNetworkInfo,
int i;
if (last_scanned_cnt == 0) {
- hAgingTimer.data = (unsigned long)user_void;
mod_timer(&hAgingTimer, jiffies + msecs_to_jiffies(AGING_TIME));
state = -1;
} else {
--
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