linux-kernel - [PATCH 5/8] macintosh/adb-iop: Resolve static checker warnings

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Date:   Sun, 31 May 2020 09:17:03 +1000
From:   Finn Thain <fthain@...egraphics.com.au>
To:     Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc:     Joshua Thompson <funaho@...ai.org>,
        linux-m68k@...ts.linux-m68k.org, linuxppc-dev@...ts.ozlabs.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 5/8] macintosh/adb-iop: Resolve static checker warnings

drivers/macintosh/adb-iop.c:215:28: warning: Using plain integer as NULL pointer
drivers/macintosh/adb-iop.c:170:5: warning: symbol 'adb_iop_probe' was not declared. Should it be static?
drivers/macintosh/adb-iop.c:177:5: warning: symbol 'adb_iop_init' was not declared. Should it be static?
drivers/macintosh/adb-iop.c:184:5: warning: symbol 'adb_iop_send_request' was not declared. Should it be static?
drivers/macintosh/adb-iop.c:230:5: warning: symbol 'adb_iop_autopoll' was not declared. Should it be static?
drivers/macintosh/adb-iop.c:236:6: warning: symbol 'adb_iop_poll' was not declared. Should it be static?
drivers/macintosh/adb-iop.c:241:5: warning: symbol 'adb_iop_reset_bus' was not declared. Should it be static?

Cc: Joshua Thompson <funaho@...ai.org>
Tested-by: Stan Johnson <userm57@...oo.com>
Signed-off-by: Finn Thain <fthain@...egraphics.com.au>
---
 drivers/macintosh/adb-iop.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/drivers/macintosh/adb-iop.c b/drivers/macintosh/adb-iop.c
index 7ecc41bc7358..a2b28e09f2ce 100644
--- a/drivers/macintosh/adb-iop.c
+++ b/drivers/macintosh/adb-iop.c
@@ -166,21 +166,21 @@ static void adb_iop_start(void)
 			 adb_iop_complete);
 }
 
-int adb_iop_probe(void)
+static int adb_iop_probe(void)
 {
 	if (!iop_ism_present)
 		return -ENODEV;
 	return 0;
 }
 
-int adb_iop_init(void)
+static int adb_iop_init(void)
 {
 	pr_info("adb: IOP ISM driver v0.4 for Unified ADB\n");
 	iop_listen(ADB_IOP, ADB_CHAN, adb_iop_listen, "ADB");
 	return 0;
 }
 
-int adb_iop_send_request(struct adb_request *req, int sync)
+static int adb_iop_send_request(struct adb_request *req, int sync)
 {
 	int err;
 
@@ -211,7 +211,7 @@ static int adb_iop_write(struct adb_request *req)
 
 	local_irq_save(flags);
 
-	if (current_req != 0) {
+	if (current_req) {
 		last_req->next = req;
 		last_req = req;
 	} else {
@@ -227,18 +227,18 @@ static int adb_iop_write(struct adb_request *req)
 	return 0;
 }
 
-int adb_iop_autopoll(int devs)
+static int adb_iop_autopoll(int devs)
 {
 	/* TODO: how do we enable/disable autopoll? */
 	return 0;
 }
 
-void adb_iop_poll(void)
+static void adb_iop_poll(void)
 {
 	iop_ism_irq_poll(ADB_IOP);
 }
 
-int adb_iop_reset_bus(void)
+static int adb_iop_reset_bus(void)
 {
 	struct adb_request req;
 
-- 
2.26.2