diff options
| author | Thorsten Lockert <tholo@cvs.openbsd.org> | 1996-10-27 03:48:30 +0000 |
|---|---|---|
| committer | Thorsten Lockert <tholo@cvs.openbsd.org> | 1996-10-27 03:48:30 +0000 |
| commit | 9b0887e3b5e15a63c81a857533d01bdab8ffc899 (patch) | |
| tree | 38892b5c475fea1ee7cd5896ac8b2a7fd1374744 /sys/kern | |
| parent | cdcf6d117d4da93eed4f293e44ef2d1d52bf6375 (diff) | |
Don't verify that euid has write permission
Diffstat (limited to 'sys/kern')
| -rw-r--r-- | sys/kern/kern_sig.c | 29 |
1 files changed, 2 insertions, 27 deletions
diff --git a/sys/kern/kern_sig.c b/sys/kern/kern_sig.c index 323900fd363..705323047a9 100644 --- a/sys/kern/kern_sig.c +++ b/sys/kern/kern_sig.c @@ -1,4 +1,4 @@ -/* $OpenBSD: kern_sig.c,v 1.10 1996/10/27 02:26:55 tholo Exp $ */ +/* $OpenBSD: kern_sig.c,v 1.11 1996/10/27 03:48:29 tholo Exp $ */ /* $NetBSD: kern_sig.c,v 1.54 1996/04/22 01:38:32 christos Exp $ */ /* @@ -1054,8 +1054,6 @@ coredump(p) int error, error1; char name[MAXCOMLEN+6]; /* progname.core */ struct core core; - uid_t uid; - gid_t gid; /* * Don't dump if not root and the process has used set user or @@ -1070,30 +1068,6 @@ coredump(p) p->p_rlimit[RLIMIT_CORE].rlim_cur) return (EFBIG); - sprintf(name, "%s.core", p->p_comm); - - /* - * Verify that EUID can write a core file... - */ - uid = cred->cr_uid; - gid = cred->cr_gid; - cred->cr_uid = p->p_cred->p_ruid; - cred->cr_gid = p->p_cred->p_rgid; - NDINIT(&nd, LOOKUP, NOFOLLOW | LOCKLEAF, UIO_SYSSPACE, name, p); - if ((error = namei(&nd)) != 0) { - cred->cr_uid = uid; - cred->cr_gid = gid; - return (error); - } - vp = nd.ni_vp; - if ((error = vn_writechk(vp)) == 0) - error = VOP_ACCESS(vp, VWRITE, cred, p); - vput(vp); - cred->cr_uid = uid; - cred->cr_gid = gid; - if (error) - return (error); - /* * ... but actually write it as UID */ @@ -1101,6 +1075,7 @@ coredump(p) cred->cr_uid = p->p_cred->p_ruid; cred->cr_gid = p->p_cred->p_rgid; + sprintf(name, "%s.core", p->p_comm); NDINIT(&nd, LOOKUP, NOFOLLOW, UIO_SYSSPACE, name, p); if ((error = vn_open(&nd, O_CREAT | FWRITE, S_IRUSR | S_IWUSR)) != 0) { crfree(cred); |