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envelope-from=Michael.Roth@amd.com; helo=NAM04-BN8-obe.outbound.protection.outlook.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, MSGID_FROM_MTA_HEADER=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" From: Daniel P. Berrangé If the guest command fails to be spawned, then we would leak the decoded base64 input used for the command's stdin feed. Signed-off-by: Daniel P. Berrangé Reviewed-by: Marc-André Lureau Signed-off-by: Michael Roth --- qga/commands.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/qga/commands.c b/qga/commands.c index a6491d2cf8..80501e4a73 100644 --- a/qga/commands.c +++ b/qga/commands.c @@ -402,7 +402,7 @@ GuestExec *qmp_guest_exec(const char *path, GIOChannel *in_ch, *out_ch, *err_ch; GSpawnFlags flags; bool has_output = (has_capture_output && capture_output); - uint8_t *input = NULL; + g_autofree uint8_t *input = NULL; size_t ninput = 0; arglist.value = (char *)path; @@ -441,7 +441,7 @@ GuestExec *qmp_guest_exec(const char *path, g_child_watch_add(pid, guest_exec_child_watch, gei); if (has_input_data) { - gei->in.data = input; + gei->in.data = g_steal_pointer(&input); gei->in.size = ninput; #ifdef G_OS_WIN32 in_ch = g_io_channel_win32_new_fd(in_fd);