From 22c4a82fa3e34fc94bd543c0f45a26a904e09271 Mon Sep 17 00:00:00 2001
From: dongjiuzhu1 <dongjiuzhu1@xiaomi.com>
Date: Thu, 1 Feb 2024 16:25:39 +0800
Subject: [PATCH] rpmsgdev:add support FIOC_FILEPATH for rpmsgdev_ioctl

Signed-off-by: dongjiuzhu1 <dongjiuzhu1@xiaomi.com>
---
 drivers/misc/rpmsgdev.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/misc/rpmsgdev.c b/drivers/misc/rpmsgdev.c
index 45d249b402..e0c5fdfcca 100644
--- a/drivers/misc/rpmsgdev.c
+++ b/drivers/misc/rpmsgdev.c
@@ -626,6 +626,8 @@ static ssize_t rpmsgdev_ioctl_arglen(int cmd)
       case TUNSETIFF:
       case TUNGETIFF:
         return sizeof(struct ifreq);
+      case FIOC_FILEPATH:
+        return PATH_MAX;
       default:
         return -ENOTTY;
     }