30 lines
931 B
Diff
30 lines
931 B
Diff
From d2632238947d8aa9096deb27ae8ba05971f43de9 Mon Sep 17 00:00:00 2001
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From: Pavel Tikhomirov <ptikhomirov@virtuozzo.com>
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Date: Thu, 16 Dec 2021 18:05:01 +0300
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Subject: [PATCH 088/120] crtools: check that cpuinfo command has sub-command
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This fixes segfault on empty sub-command for cpuinfo.
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Signed-off-by: Pavel Tikhomirov <ptikhomirov@virtuozzo.com>
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---
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criu/crtools.c | 3 +++
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1 file changed, 3 insertions(+)
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diff --git a/criu/crtools.c b/criu/crtools.c
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index 7bf92ffd0..0752800f6 100644
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--- a/criu/crtools.c
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+++ b/criu/crtools.c
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@@ -222,6 +222,9 @@ int main(int argc, char *argv[], char *envp[])
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if (opts.mode != CR_CPUINFO && has_sub_command) {
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pr_err("excessive parameter%s for command %s\n", (argc - optind) > 2 ? "s" : "", argv[optind]);
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goto usage;
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+ } else if (opts.mode == CR_CPUINFO && !has_sub_command) {
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+ pr_err("cpuinfo requires an action: dump or check\n");
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+ goto usage;
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}
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}
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--
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2.34.1
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