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38 lines
1.2 KiB
Diff
38 lines
1.2 KiB
Diff
From fb181ca613329886f017bbf0129108eafd01fe0f Mon Sep 17 00:00:00 2001
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From: Damian Kurek <starfire24680@gmail.com>
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Date: Wed, 6 Jul 2022 22:23:58 +0000
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Subject: [PATCH 1/1] Fix NULL dereference when duplicating string argument
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---
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gptcl.cc | 6 ++++--
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1 file changed, 4 insertions(+), 2 deletions(-)
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diff --git a/gptcl.cc b/gptcl.cc
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index 0d578eb..ab95239 100644
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--- a/gptcl.cc
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+++ b/gptcl.cc
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@@ -155,10 +155,11 @@ int GPTDataCL::DoOptions(int argc, char* argv[]) {
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} // while
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// Assume first non-option argument is the device filename....
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- device = strdup((char*) poptGetArg(poptCon));
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- poptResetContext(poptCon);
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+ device = (char*) poptGetArg(poptCon);
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if (device != NULL) {
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+ device = strdup(device);
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+ poptResetContext(poptCon);
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JustLooking(); // reset as necessary
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BeQuiet(); // Tell called functions to be less verbose & interactive
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if (LoadPartitions((string) device)) {
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@@ -498,6 +499,7 @@ int GPTDataCL::DoOptions(int argc, char* argv[]) {
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cerr << "Error encountered; not saving changes.\n";
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retval = 4;
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} // if
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+ free(device);
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} // if (device != NULL)
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poptFreeContext(poptCon);
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return retval;
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--
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2.35.1
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