iwlegacy: common: Remove set but not used variable 'len'

Fixes the following W=1 kernel build warning(s):

 drivers/net/wireless/intel/iwlegacy/common.c: In function ‘il_enqueue_hcmd’:
 drivers/net/wireless/intel/iwlegacy/common.c:3126:6: warning: variable ‘len’ set but not used [-Wunused-but-set-variable]

Cc: Stanislaw Gruszka <stf_xl@wp.pl>
Cc: Kalle Valo <kvalo@codeaurora.org>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Jakub Kicinski <kuba@kernel.org>
Cc: Linux Wireless <ilw@linux.intel.com>
Cc: linux-wireless@vger.kernel.org
Cc: netdev@vger.kernel.org
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200814113933.1903438-15-lee.jones@linaro.org

diff --git a/drivers/net/wireless/intel/iwlegacy/common.c b/drivers/net/wireless/intel/iwlegacy/common.c
index f78e062..ff00c50 100644 (file)
--- a/drivers/net/wireless/intel/iwlegacy/common.c
+++ b/drivers/net/wireless/intel/iwlegacy/common.c
@@ -3123,7 +3123,6 @@ il_enqueue_hcmd(struct il_priv *il, struct il_host_cmd *cmd)
        struct il_cmd_meta *out_meta;
        dma_addr_t phys_addr;
        unsigned long flags;
-       int len;
        u32 idx;
        u16 fix_size;
 
@@ -3182,9 +3181,6 @@ il_enqueue_hcmd(struct il_priv *il, struct il_host_cmd *cmd)
            cpu_to_le16(QUEUE_TO_SEQ(il->cmd_queue) | IDX_TO_SEQ(q->write_ptr));
        if (cmd->flags & CMD_SIZE_HUGE)
                out_cmd->hdr.sequence |= SEQ_HUGE_FRAME;
-       len = sizeof(struct il_device_cmd);
-       if (idx == TFD_CMD_SLOTS)
-               len = IL_MAX_CMD_SIZE;
 
 #ifdef CONFIG_IWLEGACY_DEBUG
        switch (out_cmd->hdr.cmd) {