linux-kernel - [PATCH] misc: fastrpc: fix error code in fastrpc_req

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Date:   Tue, 29 Nov 2022 12:45:16 +0300
From:   Dan Carpenter <error27@...il.com>
To:     Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Abel Vesa <abel.vesa@...aro.org>
Cc:     Amol Maheshwari <amahesh@....qualcomm.com>,
        Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel-janitors@...r.kernel.org
Subject: [PATCH] misc: fastrpc: fix error code in fastrpc_req_mmap()

The "err" variable shadows an earlier global variable so this code
returns success instead of a negative error code.

Fixes: 532ad70c6d44 ("misc: fastrpc: Add mmap request assigning for static PD pool")
Signed-off-by: Dan Carpenter <error27@...il.com>
---
 drivers/misc/fastrpc.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/misc/fastrpc.c b/drivers/misc/fastrpc.c
index c9902a1dcf5d..876f0f146b16 100644
--- a/drivers/misc/fastrpc.c
+++ b/drivers/misc/fastrpc.c
@@ -1894,7 +1894,6 @@ static int fastrpc_req_mmap(struct fastrpc_user *fl, char __user *argp)
 	/* Add memory to static PD pool, protection thru hypervisor */
 	if (req.flags != ADSP_MMAP_REMOTE_HEAP_ADDR && fl->cctx->vmcount) {
 		struct qcom_scm_vmperm perm;
-		int err = 0;
 
 		perm.vmid = QCOM_SCM_VMID_HLOS;
 		perm.perm = QCOM_SCM_PERM_RWX;
-- 
2.35.1