Messages in this thread Patch in this message | | | From | Jiangshan Yi <> | Subject | [PATCH] HID: rmi: replace ternary operator with min() | Date | Wed, 13 Jul 2022 11:20:47 +0800 |
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From: Jiangshan Yi <yijiangshan@kylinos.cn>
Fix the following coccicheck warning:
drivers/hid/hid-rmi.c:240: WARNING opportunity for min(). drivers/hid/hid-rmi.c:350: WARNING opportunity for min().
min() macro is defined in include/linux/minmax.h. It avoids multiple evaluations of the arguments when non-constant and performs strict type-checking.
Signed-off-by: Jiangshan Yi <yijiangshan@kylinos.cn> --- drivers/hid/hid-rmi.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/hid/hid-rmi.c b/drivers/hid/hid-rmi.c index 311eee599ce9..bb1f423f4ace 100644 --- a/drivers/hid/hid-rmi.c +++ b/drivers/hid/hid-rmi.c @@ -237,8 +237,7 @@ static int rmi_hid_read_block(struct rmi_transport_dev *xport, u16 addr, read_input_count = data->readReport[1]; memcpy(buf + bytes_read, &data->readReport[2], - read_input_count < bytes_needed ? - read_input_count : bytes_needed); + min(read_input_count, bytes_needed)); bytes_read += read_input_count; bytes_needed -= read_input_count; @@ -347,8 +346,7 @@ static int rmi_read_data_event(struct hid_device *hdev, u8 *data, int size) return 0; } - memcpy(hdata->readReport, data, size < hdata->input_report_size ? - size : hdata->input_report_size); + memcpy(hdata->readReport, data, min((u32)size, hdata->input_report_size)); set_bit(RMI_READ_DATA_PENDING, &hdata->flags); wake_up(&hdata->wait); -- 2.25.1
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