diff options
| author | marcel <marcel@FreeBSD.org> | 1999-08-29 08:52:38 +0000 |
|---|---|---|
| committer | marcel <marcel@FreeBSD.org> | 1999-08-29 08:52:38 +0000 |
| commit | a932c8483a31262b22f6f0ccc03e264207884b41 (patch) | |
| tree | eea72d62e740d9fd619b91beb5cfa52f2fdadd39 /sys/compat/linux/linux_misc.c | |
| parent | 62f99fc1fd038d1b40b3c17fe01bf069ce0d9a3c (diff) | |
| download | FreeBSD-src-a932c8483a31262b22f6f0ccc03e264207884b41.zip FreeBSD-src-a932c8483a31262b22f6f0ccc03e264207884b41.tar.gz | |
Fix a missing '-1' in the size argument of copyout in getgroups. Spotted while
reviewing the MFC in -stable.
Diffstat (limited to 'sys/compat/linux/linux_misc.c')
| -rw-r--r-- | sys/compat/linux/linux_misc.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/sys/compat/linux/linux_misc.c b/sys/compat/linux/linux_misc.c index 9834875..323ecdb 100644 --- a/sys/compat/linux/linux_misc.c +++ b/sys/compat/linux/linux_misc.c @@ -1204,7 +1204,7 @@ linux_getgroups(p, uap) pc = p->p_cred; bsd_gidset = pc->pc_ucred->cr_groups; - bsd_gidsetsz = pc->pc_ucred->cr_ngroups; + bsd_gidsetsz = pc->pc_ucred->cr_ngroups - 1; /* * cr_groups[0] holds egid. Returning the whole set @@ -1213,16 +1213,16 @@ linux_getgroups(p, uap) */ if ((ngrp = uap->gidsetsize) == 0) { - p->p_retval[0] = bsd_gidsetsz - 1; + p->p_retval[0] = bsd_gidsetsz; return (0); } - if (ngrp < bsd_gidsetsz - 1) + if (ngrp < bsd_gidsetsz) return (EINVAL); - ngrp = 1; + ngrp = 0; while (ngrp < bsd_gidsetsz) { - linux_gidset[ngrp - 1] = bsd_gidset[ngrp]; + linux_gidset[ngrp] = bsd_gidset[ngrp + 1]; ngrp++; } @@ -1230,7 +1230,7 @@ linux_getgroups(p, uap) ngrp * sizeof(linux_gid_t)))) return (error); - p->p_retval[0] = ngrp - 1; + p->p_retval[0] = ngrp; return (0); } |
