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From b6fde1641a47c13b151b20c8e0db03cf7da45d9f Mon Sep 17 00:00:00 2001
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From: Victor Toso <me@victortoso.com>
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Date: Fri, 12 Jul 2019 11:12:37 +0200
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Subject: [PATCH 1/9] vdagent: fix memory leak of g_memdup()
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Found by covscan:
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| spice-vdagent-0.19.0/src/vdagent/vdagent.c:432:9: warning: Potential leak of memory pointed to by 'orig_argv'
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| # g_printerr("Invalid arguments, %s\n", error->message);
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| # ^
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| spice-vdagent-0.19.0/src/vdagent/vdagent.c:418:24: note: Memory is allocated
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| # char **orig_argv = g_memdup(argv, sizeof(char*) * (argc+1));
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| # ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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| spice-vdagent-0.19.0/src/vdagent/vdagent.c:431:9: note: Assuming 'error' is not equal to NULL
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| # if (error != NULL) {
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| # ^~~~~~~~~~~~~
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| spice-vdagent-0.19.0/src/vdagent/vdagent.c:431:5: note: Taking true branch
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| # if (error != NULL) {
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| # ^
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| spice-vdagent-0.19.0/src/vdagent/vdagent.c:432:9: note: Potential leak of memory pointed to by 'orig_argv'
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| # g_printerr("Invalid arguments, %s\n", error->message);
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| # ^
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| # 430|
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| # 431| if (error != NULL) {
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| # 432|-> g_printerr("Invalid arguments, %s\n", error->message);
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| # 433| g_clear_error(&error);
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| # 434| return -1;
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Signed-off-by: Victor Toso <victortoso@redhat.com>
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Acked-by: Frediano Ziglio <fziglio@redhat.com>
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---
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src/vdagent/vdagent.c | 2 ++
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1 file changed, 2 insertions(+)
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diff --git a/src/vdagent/vdagent.c b/src/vdagent/vdagent.c
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index 13ef29f..d799d1f 100644
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--- a/src/vdagent/vdagent.c
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+++ b/src/vdagent/vdagent.c
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@@ -431,6 +431,7 @@ int main(int argc, char *argv[])
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if (error != NULL) {
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g_printerr("Invalid arguments, %s\n", error->message);
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g_clear_error(&error);
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+ g_free(orig_argv);
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return -1;
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}
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@@ -446,6 +447,7 @@ int main(int argc, char *argv[])
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if (!g_file_test(portdev, G_FILE_TEST_EXISTS)) {
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g_debug("vdagent virtio channel %s does not exist, exiting", portdev);
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+ g_free(orig_argv);
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return 0;
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}
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--
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2.21.0
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