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exfat: fix possible memory leak in exfat_find()

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'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>
Git-commit: 94182167ec730dadcaea5fbc6bb8f1136966ef66
Git-repo: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
Signed-off-by: lixiang <lixiang@codeaurora.org>
This commit is contained in:
Wei Yongjun 2021-02-10 14:37:54 +08:00 • committed by lixiang
commit 825b6f8a99
1 changed files with 1 additions and 0 deletions
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1
fs/exfat/namei.c
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@ -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;
}