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authorWei Yongjun <weiyongjun1@huawei.com>2020-05-06 16:25:54 +0200
committerNamjae Jeon <namjae.jeon@samsung.com>2020-05-18 04:51:44 +0200
commit94182167ec730dadcaea5fbc6bb8f1136966ef66 (patch)
tree92ff574e922bcfd58c526705fea643c9b75c57d0 /fs/exfat
parentexfat: use iter_file_splice_write (diff)
downloadlinux-94182167ec730dadcaea5fbc6bb8f1136966ef66.tar.xz
linux-94182167ec730dadcaea5fbc6bb8f1136966ef66.zip
exfat: fix possible memory leak in exfat_find()
'es' is malloced from exfat_get_dentry_set() in exfat_find() and should be freed before leaving from the error handling cases, otherwise it will cause memory leak. Fixes: 5f2aa075070c ("exfat: add inode operations") Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
Diffstat (limited to 'fs/exfat')
-rw-r--r--fs/exfat/namei.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/exfat/namei.c b/fs/exfat/namei.c
index b72d782568b8..a2659a8a68a1 100644
--- a/fs/exfat/namei.c
+++ b/fs/exfat/namei.c
@@ -692,6 +692,7 @@ static int exfat_find(struct inode *dir, struct qstr *qname,
exfat_fs_error(sb,
"non-zero size file starts with zero cluster (size : %llu, p_dir : %u, entry : 0x%08x)",
i_size_read(dir), ei->dir.dir, ei->entry);
+ kfree(es);
return -EIO;
}