From: Richard Weinberger <richard@nod.at>
Date: Fri, 10 Feb 2017 16:46:01 +0000 (+0100)
Subject: ubifs: Fix memory leak in error path in ubifs_mknod
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=63ed657362509b54635fe17af980fba722a008d8;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

ubifs: Fix memory leak in error path in ubifs_mknod

When fscrypt_setup_filename() fails we have to free dev.

Signed-off-by: Richard Weinberger <richard@nod.at>
---

diff --git a/fs/ubifs/dir.c b/fs/ubifs/dir.c
index 30825d882aa9..51929be655c3 100644
--- a/fs/ubifs/dir.c
+++ b/fs/ubifs/dir.c
@@ -1068,8 +1068,10 @@ static int ubifs_mknod(struct inode *dir, struct dentry *dentry,
 	}
 
 	err = fscrypt_setup_filename(dir, &dentry->d_name, 0, &nm);
-	if (err)
+	if (err) {
+		kfree(dev);
 		goto out_budg;
+	}
 
 	sz_change = CALC_DENT_SIZE(fname_len(&nm));