summaryrefslogtreecommitdiffstats
path: root/drivers/input/touchscreen/ads7846.c
diff options
context:
space:
mode:
authorPetr Cvek <petr.cvek@tul.cz>2016-08-19 19:14:29 +0200
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2016-08-22 23:15:11 +0200
commite3a888a4bff0bef0b256d55c58bc32c99fb44ece (patch)
tree9dad161c06109636c73689e6e5c9aea4f3d8a290 /drivers/input/touchscreen/ads7846.c
parentInput: synaptics-rmi4 - fix register descriptor subpacket map construction (diff)
downloadlinux-e3a888a4bff0bef0b256d55c58bc32c99fb44ece.tar.xz
linux-e3a888a4bff0bef0b256d55c58bc32c99fb44ece.zip
Input: ads7846 - remove redundant regulator_disable call
ADS7846 regulator is disabled twice in a row in ads7846_remove(). Valid one is in ads7846_disable(). Removing the ads7846 module causes warning about unbalanced disables. ... WARNING: CPU: 0 PID: 29269 at drivers/regulator/core.c:2251 _regulator_disable+0xf8/0x130 unbalanced disables for vads7846 CPU: 0 PID: 29269 Comm: rmmod Tainted: G D W 4.7.0+ #3 Hardware name: HTC Magician ... show_stack+0x10/0x14 __warn+0xd8/0x100 warn_slowpath_fmt+0x38/0x48 _regulator_disable+0xf8/0x130 regulator_disable+0x34/0x60 ads7846_remove+0x58/0xd4 [ads7846] spi_drv_remove+0x1c/0x34 __device_release_driver+0x84/0x114 driver_detach+0x8c/0x90 bus_remove_driver+0x5c/0xc8 SyS_delete_module+0x1a0/0x238 ret_fast_syscall+0x0/0x38 Signed-off-by: Petr Cvek <petr.cvek@tul.cz> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input/touchscreen/ads7846.c')
-rw-r--r--drivers/input/touchscreen/ads7846.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c
index a61b2153ab8c..1ce3ecbe37f8 100644
--- a/drivers/input/touchscreen/ads7846.c
+++ b/drivers/input/touchscreen/ads7846.c
@@ -1473,7 +1473,6 @@ static int ads7846_remove(struct spi_device *spi)
ads784x_hwmon_unregister(spi, ts);
- regulator_disable(ts->reg);
regulator_put(ts->reg);
if (!ts->get_pendown_state) {