From: ming_qian <ming.qian@nxp.com>
Date: Wed, 11 Sep 2019 08:59:58 +0000 (+0800)
Subject: MMFMWK-8552-2: correct the error no when reqbufs fail
X-Git-Tag: rel_imx_4.19.35_1.1.0~58
X-Git-Url: https://git.somdevices.com/?a=commitdiff_plain;h=48d43feae68b35ed4eca6c5b4ef294183a20e1d9;p=linux.git

MMFMWK-8552-2: correct the error no when reqbufs fail

if stream status is on,
reqbufs will fail,
return -EBUSY instead of -EINVAL

Signed-off-by: ming_qian <ming.qian@nxp.com>
(cherry picked from commit 65cfc81f73639c633d9e9b7c23c9c58443fa661f)
---

diff --git a/drivers/mxc/vpu_malone/vpu_b0.c b/drivers/mxc/vpu_malone/vpu_b0.c
index a009bd96053b..a0ed963b53b4 100644
--- a/drivers/mxc/vpu_malone/vpu_b0.c
+++ b/drivers/mxc/vpu_malone/vpu_b0.c
@@ -1401,7 +1401,7 @@ static int v4l2_ioctl_reqbufs(struct file *file,
 		vpu_err("%s reqbufs (%d) during streaming\n",
 			q_data->type ? "CAPTURE" : "OUTPUT",
 			reqbuf->count);
-		return -EINVAL;
+		return -EBUSY;
 	}
 
 	if (reqbuf->count > 0 && !q_data->sizeimage[0]) {