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afs: Fix a use after free in afs_xattr_get_acl()

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The "op" pointer is freed earlier when we call afs_put_operation().

Fixes: e49c7b2f6d ("afs: Build an abstraction around an "operation" concept")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David Howells <dhowells@redhat.com>
cc: Colin Ian King <colin.king@canonical.com>
This commit is contained in:
Dan Carpenter 2020-08-24 11:58:12 +03:00 committed by David Howells
parent acc080d15d
commit 248c944e21
1 changed files with 1 additions and 1 deletions
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2
fs/afs/xattr.c
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@ -85,7 +85,7 @@ static int afs_xattr_get_acl(const struct xattr_handler *handler,
if (acl->size <= size) if (acl->size <= size)
memcpy(buffer, acl->data, acl->size); memcpy(buffer, acl->data, acl->size);
else else
op->error = -ERANGE; ret = -ERANGE;
} }
} }