From 6b0bdf65566b5a37925b76e0db2b1967e5bf3547 Mon Sep 17 00:00:00 2001 From: Stephen Gallagher Date: Tue, 29 Sep 2009 07:34:30 -0400 Subject: [PATCH] Fix infinite loop with empty group enumeration Loop control variable was not being incremented. I also converted a goto loop into a do...while loop to make it easier to follow the logic. --- server/responder/nss/nsssrv_cmd.c | 28 +++++++++++++++------------- 1 files changed, 15 insertions(+), 13 deletions(-) diff --git a/server/responder/nss/nsssrv_cmd.c b/server/responder/nss/nsssrv_cmd.c index 8ca0be6..ebfd1d5 100644 --- a/server/responder/nss/nsssrv_cmd.c +++ b/server/responder/nss/nsssrv_cmd.c @@ -2645,26 +2645,28 @@ static int nss_cmd_retgrent(struct cli_ctx *cctx, int num) nctx = talloc_get_type(cctx->rctx->pvt_ctx, struct nss_ctx); gctx = nctx->gctx; -retry: - if (gctx->cur >= gctx->num) goto none; - - gdom = &gctx->doms[gctx->cur]; + do { + if (gctx->cur >= gctx->num) goto none; - n = gdom->res->count - gdom->cur; - if (n == 0 && (gctx->cur+1 < gctx->num)) { - gctx->cur++; gdom = &gctx->doms[gctx->cur]; + n = gdom->res->count - gdom->cur; - } + if (n == 0 && (gctx->cur+1 < gctx->num)) { + gctx->cur++; + gdom = &gctx->doms[gctx->cur]; + n = gdom->res->count - gdom->cur; + } - if (!n) goto none; + if (!n) goto none; - msgs = &(gdom->res->msgs[gdom->cur]); + msgs = &(gdom->res->msgs[gdom->cur]); - ret = fill_grent(cctx->creq->out, gdom->domain, nctx, true, msgs, num, &n); - if (ret == ENOENT) goto retry; + ret = fill_grent(cctx->creq->out, gdom->domain, nctx, true, msgs, num, &n); + + gdom->cur += n; + + } while(ret == ENOENT); - gdom->cur += n; return ret; none: -- 1.6.2.5