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[hurd,commited] socket: Fix tst-cmsghdr-skeleton.c use of cmsg_len
From: |
Samuel Thibault |
Subject: |
[hurd,commited] socket: Fix tst-cmsghdr-skeleton.c use of cmsg_len |
Date: |
Mon, 1 May 2023 15:06:07 +0200 |
cmsg_len is supposed to be socklen_t according to standards, but it was made
size_t on Linux, see BZ 16919. For ports that have it socklen_t, SIZE_MAX is
too large. We can however explicitly cast it to the type of cmsg_len so it
will fit according to that type.
---
socket/tst-cmsghdr-skeleton.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/socket/tst-cmsghdr-skeleton.c b/socket/tst-cmsghdr-skeleton.c
index 296a0a8581..9516139f87 100644
--- a/socket/tst-cmsghdr-skeleton.c
+++ b/socket/tst-cmsghdr-skeleton.c
@@ -49,7 +49,7 @@ RUN_TEST_FUNCNAME (CMSG_NXTHDR_IMPL) (void)
/* The first header length is so big, using it would cause an overflow. */
cmsg = CMSG_FIRSTHDR (&m);
TEST_VERIFY_EXIT ((char *) cmsg == cmsgbuf);
- cmsg->cmsg_len = SIZE_MAX;
+ cmsg->cmsg_len = (__typeof (cmsg->cmsg_len)) SIZE_MAX;
cmsg = CMSG_NXTHDR_IMPL (&m, cmsg);
TEST_VERIFY_EXIT (cmsg == NULL);
--
2.39.2
- [hurd,commited] socket: Fix tst-cmsghdr-skeleton.c use of cmsg_len,
Samuel Thibault <=