Blame SOURCES/0031-chfn-don-t-append-extra-tailing-commas.patch
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From 90d4faece26c328c40336a0e02b875515c503e30 Mon Sep 17 00:00:00 2001
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From: Karel Zak <kzak@redhat.com>
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Date: Mon, 19 Aug 2019 14:03:07 +0200
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Subject: [PATCH 31/32] chfn: don't append extra tailing commas
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# grep kzak /etc/passwd
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kzak:x:1000:1000::/home/kzak:/bin/bash
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# chfn kzak
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...
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grep kzak /etc/passwd
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old version:
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kzak:x:1000:1000:Karel Zak,,,,:/home/kzak:/bin/bash
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fixed version:
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kzak:x:1000:1000:Karel Zak:/home/kzak:/bin/bash
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Reported-by: Filip Dvorak <fdvorak@redhat.com>
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References: f723cbf544a7eac2927634f2cb6d802437a2d519
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Upstream: http://github.com/karelzak/util-linux/commit/9210c0d225fd808da451d86055bf243a8b47a525
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Addresses: https://bugzilla.redhat.com/show_bug.cgi?id=1743555
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Signed-off-by: Karel Zak <kzak@redhat.com>
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---
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login-utils/chfn.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/login-utils/chfn.c b/login-utils/chfn.c
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index c5312fa0c..4f32604c5 100644
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--- a/login-utils/chfn.c
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+++ b/login-utils/chfn.c
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@@ -377,7 +377,7 @@ static int save_new_data(struct chfn_control *ctl)
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ctl->newf.other);
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/* remove trailing empty fields (but not subfields of ctl->newf.other) */
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- if (!ctl->newf.other) {
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+ if (!ctl->newf.other || !*ctl->newf.other) {
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while (len > 0 && gecos[len - 1] == ',')
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len--;
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gecos[len] = 0;
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--
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2.21.0
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