basebuilder_pel7ppc64bebuilder0
7 years ago
1 changed files with 40 additions and 0 deletions
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From d7e6a773863ad47dbdab9244b6629590d4b46f0e Mon Sep 17 00:00:00 2001 |
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From: Sami Kerola <kerolasa@iki.fi> |
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Date: Tue, 27 Jan 2015 22:28:57 +0000 |
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Subject: [PATCH 100/116] more: fix repeat search crash |
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Repeating a search for a pattern that did not found made more(1) to |
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crash. To reproduce 'more /etc/services' and search for 'doom'; you will |
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find a service in port 666 - pressing '.' after that result used to cause |
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core dump. |
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Upstream: https://github.com/karelzak/util-linux/commit/bc1ed338814f69473629b04c5e9efae5d7db3b72 |
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Addresses: https://bugzilla.redhat.com/show_bug.cgi?id=1403973 |
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Signed-off-by: Sami Kerola <kerolasa@iki.fi> |
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--- |
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text-utils/more.c | 3 +++ |
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1 file changed, 3 insertions(+) |
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diff --git a/text-utils/more.c b/text-utils/more.c |
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index 496b116..0e9c2bd 100644 |
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--- a/text-utils/more.c |
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+++ b/text-utils/more.c |
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@@ -1588,6 +1588,8 @@ void search(char buf[], FILE *file, register int n) |
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context.line = saveln = Currline; |
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context.chrctr = startline; |
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lncount = 0; |
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+ if (!buf) |
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+ goto notfound; |
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if ((rc = regcomp(&re, buf, REG_NOSUB)) != 0) { |
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char s[REGERR_BUF]; |
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regerror(rc, &re, s, sizeof s); |
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@@ -1644,6 +1646,7 @@ void search(char buf[], FILE *file, register int n) |
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} |
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free(previousre); |
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previousre = NULL; |
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+notfound: |
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more_error(_("Pattern not found")); |
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} |
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} |
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-- |
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2.9.3 |
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