[RFC PATCH] brcmfmac: brcmf_fw_request_is_valid() can be static

[kbuild test robot]

Fixes: 212cd4371451 ("brcmfmac: pass struct in brcmf_fw_get_firmwares()")
Signed-off-by: Fengguang Wu <fengguang...@intel.com>
---
 firmware.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c 
b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
index b5f9430..95004db 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
@@ -588,7 +588,7 @@ static void brcmf_fw_request_done(const struct firmware 
*fw, void *ctx)
        kfree(fwctx);
 }
 
-bool brcmf_fw_request_is_valid(struct brcmf_fw_request *req)
+static bool brcmf_fw_request_is_valid(struct brcmf_fw_request *req)
 {
        struct brcmf_fw_item *item;
        int i;