Author: trasz
Date: Mon Aug 24 15:52:45 2020
New Revision: 364696
URL: https://svnweb.freebsd.org/changeset/base/364696
Log:
MFC r348056 by dchagin:
Do not leak sa in linux_recvfrom() call if kern_recvit() fails.
Modified:
stable/12/sys/compat/linux/linux_socket.c
Directory Properties:
stable/12/ (props changed)
Modified: stable/12/sys/compat/linux/linux_socket.c
==============================================================================
--- stable/12/sys/compat/linux/linux_socket.c Mon Aug 24 15:50:57 2020
(r364695)
+++ stable/12/sys/compat/linux/linux_socket.c Mon Aug 24 15:52:45 2020
(r364696)
@@ -915,7 +915,7 @@ linux_recvfrom(struct thread *td, struct linux_recvfro
error = kern_recvit(td, args->s, &msg, UIO_SYSSPACE, NULL);
if (error != 0)
- return (error);
+ goto out;
if (PTRIN(args->from) != NULL) {
error = bsd_to_linux_sockaddr(sa, &lsa, msg.msg_namelen);
@@ -928,7 +928,7 @@ linux_recvfrom(struct thread *td, struct linux_recvfro
if (error == 0 && PTRIN(args->fromlen) != NULL)
error = copyout(&msg.msg_namelen, PTRIN(args->fromlen),
sizeof(msg.msg_namelen));
-
+out:
free(sa, M_SONAME);
return (error);
}
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