linux-kernel - [PATCH] staging: vc04_services: remove set but not used 'local_entity

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Date:   Thu, 9 Apr 2020 16:53:39 +0800
From:   Jason Yan <yanaijie@...wei.com>
To:     <nsaenzjulienne@...e.de>, <gregkh@...uxfoundation.org>,
        <marcgonzalez@...gle.com>, <jamal.k.shareef@...il.com>,
        <nishkadg.linux@...il.com>,
        <bcm-kernel-feedback-list@...adcom.com>,
        <linux-rpi-kernel@...ts.infradead.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <devel@...verdev.osuosl.org>, <linux-kernel@...r.kernel.org>
CC:     Jason Yan <yanaijie@...wei.com>
Subject: [PATCH] staging: vc04_services: remove set but not used 'local_entity_uc'

Fix the following gcc warning:

drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:2356:16:
warning: variable ‘local_entity_uc’ set but not used
[-Wunused-but-set-variable]
  int local_uc, local_entity_uc;
                ^~~~~~~~~~~~~~~

Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Jason Yan <yanaijie@...wei.com>
---
 drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
index a1ea9777a444..2d3e114f4a66 100644
--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
+++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
@@ -2353,7 +2353,7 @@ vchiq_use_internal(struct vchiq_state *state, struct vchiq_service *service,
 	enum vchiq_status ret = VCHIQ_SUCCESS;
 	char entity[16];
 	int *entity_uc;
-	int local_uc, local_entity_uc;
+	int local_uc;
 
 	if (!arm_state)
 		goto out;
@@ -2377,7 +2377,7 @@ vchiq_use_internal(struct vchiq_state *state, struct vchiq_service *service,
 
 	write_lock_bh(&arm_state->susp_res_lock);
 	local_uc = ++arm_state->videocore_use_count;
-	local_entity_uc = ++(*entity_uc);
+	++(*entity_uc);
 
 	vchiq_log_trace(vchiq_susp_log_level,
 		"%s %s count %d, state count %d",
-- 
2.17.2