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fbdev: ssd1307fb: Drop duplicate NULL checks for PWM APIs

Browse source 
pwm_disable() and pwm_put() are NULL-aware, no need to
duplicate the check in the caller.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Helge Deller <deller@gmx.de>
This commit is contained in:
Andy Shevchenko 2022-11-01 17:09:47 +02:00 committed by Helge Deller
parent 025e3b507a
commit 6273c43769
1 changed files with 4 additions and 8 deletions
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12
drivers/video/fbdev/ssd1307fb.c
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@ -803,10 +803,8 @@ static int ssd1307fb_probe(struct i2c_client *client)
bl_init_error:
unregister_framebuffer(info);
panel_init_error:
if (par->device_info->need_pwm) {
pwm_disable(par->pwm);
pwm_put(par->pwm);
}
pwm_disable(par->pwm);
pwm_put(par->pwm);
regulator_enable_error:
if (par->vbat_reg)
regulator_disable(par->vbat_reg);
@ -827,10 +825,8 @@ static void ssd1307fb_remove(struct i2c_client *client)
backlight_device_unregister(info->bl_dev);
unregister_framebuffer(info);
if (par->device_info->need_pwm) {
pwm_disable(par->pwm);
pwm_put(par->pwm);
}
pwm_disable(par->pwm);
pwm_put(par->pwm);
if (par->vbat_reg)
regulator_disable(par->vbat_reg);
fb_deferred_io_cleanup(info);