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Fix invalid conversion in __cmsg_nxthdr

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This commit is contained in:
Andreas Schwab 2011-09-12 14:44:02 +02:00
parent de82006d43
commit a7c8e6a147
3 changed files with 9 additions and 4 deletions
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5
ChangeLog
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@ -1,5 +1,10 @@
2011-09-12 Andreas Schwab <schwab@redhat.com>
* sysdeps/unix/sysv/linux/bits/socket.h (__cmsg_nxthdr): Cast to
`struct cmsghdr *' instead of `void *'.
* sysdeps/unix/sysv/linux/sparc/bits/socket.h (__cmsg_nxthdr):
Likewise.
* elf/rtld.c: Remove use of USE___THREAD.
2011-09-11 Andreas Schwab <schwab@linux-m68k.org>

4
sysdeps/unix/sysv/linux/bits/socket.h
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@ -318,7 +318,7 @@ __NTH (__cmsg_nxthdr (struct msghdr *__mhdr, struct cmsghdr *__cmsg))
{
if ((size_t) __cmsg->cmsg_len < sizeof (struct cmsghdr))
/* The kernel header does this so there may be a reason. */
return (void *) 0;
return (struct cmsghdr *) 0;
__cmsg = (struct cmsghdr *) ((unsigned char *) __cmsg
+ CMSG_ALIGN (__cmsg->cmsg_len));
@ -327,7 +327,7 @@ __NTH (__cmsg_nxthdr (struct msghdr *__mhdr, struct cmsghdr *__cmsg))
|| ((unsigned char *) __cmsg + CMSG_ALIGN (__cmsg->cmsg_len)
> ((unsigned char *) __mhdr->msg_control + __mhdr->msg_controllen)))
/* No more entries. */
return (void *) 0;
return (struct cmsghdr *) 0;
return __cmsg;
}
#endif /* Use `extern inline'. */

4
sysdeps/unix/sysv/linux/sparc/bits/socket.h
View File

@ -318,7 +318,7 @@ __NTH (__cmsg_nxthdr (struct msghdr *__mhdr, struct cmsghdr *__cmsg))
{
if ((size_t) __cmsg->cmsg_len < sizeof (struct cmsghdr))
/* The kernel header does this so there may be a reason. */
return (void *) 0;
return (struct cmsghdr *) 0;
__cmsg = (struct cmsghdr *) ((unsigned char *) __cmsg
+ CMSG_ALIGN (__cmsg->cmsg_len));
@ -327,7 +327,7 @@ __NTH (__cmsg_nxthdr (struct msghdr *__mhdr, struct cmsghdr *__cmsg))
|| ((unsigned char *) __cmsg + CMSG_ALIGN (__cmsg->cmsg_len)
> ((unsigned char *) __mhdr->msg_control + __mhdr->msg_controllen)))
/* No more entries. */
return (void *) 0;
return (struct cmsghdr *) 0;
return __cmsg;
}
#endif /* Use `extern inline'. */