From: Seung-Woo Kim <sw0312.kim@samsung.com>
Date: Fri, 15 Sep 2023 00:44:59 +0000 (+0900)
Subject: usb: Check return value of umount ffs
X-Git-Tag: accepted/tizen/7.0/unified/20240202.171303^0
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=refs%2Fheads%2Faccepted%2Ftizen_7.0_unified;p=platform%2Fcore%2Fsystem%2Finitrd-flash.git

usb: Check return value of umount ffs

Check return value of umount usb ffs to remove unchecked return
value.

Change-Id: Ib4016046783a7724612baee9a158c922da0e9f3e
Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com>
---

diff --git a/src/usb.c b/src/usb.c
index 03bcada..6eae41a 100644
--- a/src/usb.c
+++ b/src/usb.c
@@ -396,7 +396,12 @@ static int mount_ffs(void)
 
 static void umount_ffs(void)
 {
-	umount(TFMFFS_PATH);
+	int ret;
+
+	ret = umount(TFMFFS_PATH);
+	if (ret < 0)
+		fprintf(stderr, "Failed to unmount usb ffs\n");
+
 	rmdir(TFMFFS_PATH);
 }