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Use (void*) instead of 0 for return value pointer in __cmsg_nexthdr

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This commit is contained in:
Ulrich Drepper 2011-09-09 21:46:08 -04:00
parent 3f8cc204fd
commit f19009c155
4 changed files with 13 additions and 6 deletions
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7
ChangeLog
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@ -1,5 +1,12 @@
2011-09-09 Ulrich Drepper <drepper@gmail.com>
* sysdeps/unix/bsd/bsd4.4/bits/socket.h (__cmsg_nxthdr): Use NULL
instead of 0.
* sysdeps/unix/sysv/linux/bits/socket.h (__cmsg_nxthdr): Use (void*)0
instead of 0. .
* sysdeps/unix/sysv/linux/sparc/bits/socket.h: Likewise.
Patch in part by Pavel Roskin <proski@gnu.org>.
[BZ #13138]
* stdio-common/vfscanf.c (ADDW): Allocate large memory block with
realloc.

4
sysdeps/unix/bsd/bsd4.4/bits/socket.h
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@ -236,7 +236,7 @@ __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 0;
return NULL;
__cmsg = (struct cmsghdr *) ((unsigned char *) __cmsg
+ CMSG_ALIGN (__cmsg->cmsg_len));
@ -245,7 +245,7 @@ __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 0;
return NULL;
return __cmsg;
}
#endif /* Use `extern inline'. */

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 0;
return (void *) 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 0;
return (void *) 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 0;
return (void *) 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 0;
return (void *) 0;
return __cmsg;
}
#endif /* Use `extern inline'. */