The branch main has been updated by olce:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=bda3b61512b2597d4c77d2b9c9074b844dec0405

commit bda3b61512b2597d4c77d2b9c9074b844dec0405
Author:     Olivier Certner <[email protected]>
AuthorDate: 2025-10-07 10:03:07 +0000
Commit:     Olivier Certner <[email protected]>
CommitDate: 2025-10-14 12:21:43 +0000

    sys/rpc: UNIX auth: Rename 'ngroups' => 'supp_ngroups' for clarity
    
    MFC after:      2 days
    Sponsored by:   The FreeBSD Foundation
---
 sys/rpc/authunix_prot.c | 16 ++++++++--------
 sys/rpc/svc_auth_unix.c | 16 ++++++++--------
 2 files changed, 16 insertions(+), 16 deletions(-)

diff --git a/sys/rpc/authunix_prot.c b/sys/rpc/authunix_prot.c
index b107d5541c50..f63a6d3f9dc6 100644
--- a/sys/rpc/authunix_prot.c
+++ b/sys/rpc/authunix_prot.c
@@ -60,7 +60,7 @@ bool_t
 xdr_authunix_parms(XDR *xdrs, uint32_t *time, struct xucred *cred)
 {
        uint32_t namelen;
-       uint32_t ngroups, i;
+       uint32_t supp_ngroups, i;
        uint32_t junk;
        char hostbuf[MAXHOSTNAMELEN];
 
@@ -102,14 +102,14 @@ xdr_authunix_parms(XDR *xdrs, uint32_t *time, struct 
xucred *cred)
                 * historical layout of preserving the egid in cr_ngroups and
                 * cr_groups[0] == egid.
                 */
-               ngroups = cred->cr_ngroups - 1;
-               if (ngroups > NGRPS)
-                       ngroups = NGRPS;
+               supp_ngroups = cred->cr_ngroups - 1;
+               if (supp_ngroups > NGRPS)
+                       supp_ngroups = NGRPS;
        }
 
-       if (!xdr_uint32_t(xdrs, &ngroups))
+       if (!xdr_uint32_t(xdrs, &supp_ngroups))
                return (FALSE);
-       for (i = 0; i < ngroups; i++) {
+       for (i = 0; i < supp_ngroups; i++) {
                if (i < ngroups_max) {
                        if (!xdr_uint32_t(xdrs, &cred->cr_groups[i + 1]))
                                return (FALSE);
@@ -120,10 +120,10 @@ xdr_authunix_parms(XDR *xdrs, uint32_t *time, struct 
xucred *cred)
        }
 
        if (xdrs->x_op == XDR_DECODE) {
-               if (ngroups > ngroups_max)
+               if (supp_ngroups > ngroups_max)
                        cred->cr_ngroups = ngroups_max + 1;
                else
-                       cred->cr_ngroups = ngroups + 1;
+                       cred->cr_ngroups = supp_ngroups + 1;
        }
 
        return (TRUE);
diff --git a/sys/rpc/svc_auth_unix.c b/sys/rpc/svc_auth_unix.c
index 963f4f272964..aad4e7610795 100644
--- a/sys/rpc/svc_auth_unix.c
+++ b/sys/rpc/svc_auth_unix.c
@@ -65,7 +65,7 @@ _svcauth_unix(struct svc_req *rqst, struct rpc_msg *msg)
        uint32_t time;
        struct xucred *xcr;
        u_int auth_len;
-       size_t str_len, gid_len;
+       size_t str_len, supp_ngroups;
        u_int i;
 
        xcr = rqst->rq_clntcred;
@@ -84,12 +84,12 @@ _svcauth_unix(struct svc_req *rqst, struct rpc_msg *msg)
                buf += str_len / sizeof (int32_t);
                xcr->cr_uid = IXDR_GET_UINT32(buf);
                xcr->cr_gid = IXDR_GET_UINT32(buf);
-               gid_len = (size_t)IXDR_GET_UINT32(buf);
-               if (gid_len > NGRPS) {
+               supp_ngroups = (size_t)IXDR_GET_UINT32(buf);
+               if (supp_ngroups > NGRPS) {
                        stat = AUTH_BADCRED;
                        goto done;
                }
-               for (i = 0; i < gid_len; i++) {
+               for (i = 0; i < supp_ngroups; i++) {
                        /*
                         * Note that this is a `struct xucred`, which maintains
                         * its historical layout of preserving the egid in
@@ -100,18 +100,18 @@ _svcauth_unix(struct svc_req *rqst, struct rpc_msg *msg)
                        else
                                buf++;
                }
-               if (gid_len + 1 > XU_NGROUPS)
+               if (supp_ngroups + 1 > XU_NGROUPS)
                        xcr->cr_ngroups = XU_NGROUPS;
                else
-                       xcr->cr_ngroups = gid_len + 1;
+                       xcr->cr_ngroups = supp_ngroups + 1;
 
                /*
                 * five is the smallest unix credentials structure -
                 * timestamp, hostname len (0), uid, gid, and gids len (0).
                 */
-               if ((5 + gid_len) * BYTES_PER_XDR_UNIT + str_len > auth_len) {
+               if ((5 + supp_ngroups) * BYTES_PER_XDR_UNIT + str_len > 
auth_len) {
                        (void) printf("bad auth_len gid %ld str %ld auth %u\n",
-                           (long)gid_len, (long)str_len, auth_len);
+                           (long)supp_ngroups, (long)str_len, auth_len);
                        stat = AUTH_BADCRED;
                        goto done;
                }

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