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uml: Plug memory leak on umlStartVMDaemon() error path 

Detected by Coverity.  Leak introduced in commit 8866eed.

Two bugs here:
1. logfd wasn't closed on all return paths
2. if we failed to mark a domain autodestroy, then the domain
was not made transient but we still returned success

Signed-off-by: Alex Jia <ajia@redhat.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
This commit is contained in:
Alex Jia 2011-11-30 13:57:10 +08:00 committed by Eric Blake
parent 773a4ea5e1
commit d7cc2520f2
1 changed files with 4 additions and 8 deletions

12
src/uml/uml_driver.c
View File

@ -1040,12 +1040,8 @@ static int umlStartVMDaemon(virConnectPtr conn,
return -1;
}
if (!(cmd = umlBuildCommandLine(conn, driver, vm))) {
VIR_FORCE_CLOSE(logfd);
virDomainConfVMNWFilterTeardown(vm);
umlCleanupTapDevices(vm);
return -1;
}
if (!(cmd = umlBuildCommandLine(conn, driver, vm)))
goto cleanup;
for (i = 0 ; i < vm->def->nconsoles ; i++) {
VIR_FREE(vm->def->consoles[i]->info.alias);
@ -1065,16 +1061,16 @@ static int umlStartVMDaemon(virConnectPtr conn,
virCommandDaemonize(cmd);
ret = virCommandRun(cmd, NULL);
VIR_FORCE_CLOSE(logfd);
if (ret < 0)
goto cleanup;
if (autoDestroy &&
umlProcessAutoDestroyAdd(driver, vm, conn) < 0)
(ret = umlProcessAutoDestroyAdd(driver, vm, conn)) < 0)
goto cleanup;
ret = virDomainObjSetDefTransient(driver->caps, vm, false);
cleanup:
VIR_FORCE_CLOSE(logfd);
virCommandFree(cmd);
if (ret < 0) {