From: Dmitry Torokhov Date: Tue, 5 May 2026 04:59:37 +0000 (-0700) Subject: Input: rmi4 - fix bit count in bitmap_copy() X-Git-Url: http://git.ipfire.org/index.cgi?a=commitdiff_plain;h=f22dbbcbd1f70ed004a7bf8837e0f0c3cc230b78;p=thirdparty%2Fkernel%2Flinux.git Input: rmi4 - fix bit count in bitmap_copy() bitmap_copy() takes number of bits, not bytes (or longs). Correct the bit count in rmi_driver_set_irq_bits() and rmi_driver_clear_irq_bits(). Fixes: 2b6a321da9a2 ("Input: synaptics-rmi4 - add support for Synaptics RMI4 devices") Cc: stable@vger.kernel.org Assisted-by: Gemini:gemini-3.1-pro Link: https://patch.msgid.link/20260505045952.1570713-7-dmitry.torokhov@gmail.com Signed-off-by: Dmitry Torokhov --- diff --git a/drivers/input/rmi4/rmi_driver.c b/drivers/input/rmi4/rmi_driver.c index 5eda11bcb59c..e77fa460fbd1 100644 --- a/drivers/input/rmi4/rmi_driver.c +++ b/drivers/input/rmi4/rmi_driver.c @@ -388,9 +388,8 @@ static int rmi_driver_set_irq_bits(struct rmi_device *rmi_dev, __func__); goto error_unlock; } - bitmap_copy(data->current_irq_mask, data->new_irq_mask, - data->num_of_irq_regs); + bitmap_copy(data->current_irq_mask, data->new_irq_mask, data->irq_count); bitmap_or(data->fn_irq_bits, data->fn_irq_bits, mask, data->irq_count); error_unlock: @@ -419,8 +418,8 @@ static int rmi_driver_clear_irq_bits(struct rmi_device *rmi_dev, __func__); goto error_unlock; } - bitmap_copy(data->current_irq_mask, data->new_irq_mask, - data->num_of_irq_regs); + + bitmap_copy(data->current_irq_mask, data->new_irq_mask, data->irq_count); error_unlock: mutex_unlock(&data->irq_mutex);