HID: intel-ish-hid: remove redundant variable num_frags

Variable num_frags is being assigned but is never used hence it is
redundant and can be removed.

Cleans up clang warning:
warning: variable 'num_frags' set but not used [-Wunused-but-set-variable]

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

diff --git a/drivers/hid/intel-ish-hid/ishtp/hbm.c b/drivers/hid/intel-ish-hid/ishtp/hbm.c
index ae4a69f7f2f48d23b50aa639ac69cc68b04d8f3a..8b5dd580ceec37885456118111c1f2f1f2ca7a01 100644 (file)
--- a/drivers/hid/intel-ish-hid/ishtp/hbm.c
+++ b/drivers/hid/intel-ish-hid/ishtp/hbm.c
@@ -298,7 +298,6 @@ int ishtp_hbm_cl_flow_control_req(struct ishtp_device *dev,
        struct ishtp_msg_hdr *ishtp_hdr = &hdr;
        const size_t len = sizeof(struct hbm_flow_control);
        int     rv;
-       unsigned int    num_frags;
        unsigned long   flags;
 
        spin_lock_irqsave(&cl->fc_spinlock, flags);
@@ -314,7 +313,6 @@ int ishtp_hbm_cl_flow_control_req(struct ishtp_device *dev,
                return  0;
        }
 
-       num_frags = cl->recv_msg_num_frags;
        cl->recv_msg_num_frags = 0;
 
        rv = ishtp_write_message(dev, ishtp_hdr, data);