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virt-login-shell: avoid loosing error during cleanup 

The virDomainFree / virConnectClose methods will reset the
last error handle, so we must save the error during cleanup

Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
This commit is contained in:
Daniel P. Berrange 2016-04-12 16:48:19 +01:00
parent 730466081c
commit 1ebe6f2434
1 changed files with 6 additions and 1 deletions
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7
tools/virt-login-shell.c
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@ -220,6 +220,7 @@ main(int argc, char **argv)
size_t i;
const char *cmdstr = NULL;
char *tmp;
virErrorPtr saved_err = NULL;
struct option opt[] = {
{"help", no_argument, NULL, 'h'},
@ -390,6 +391,8 @@ main(int argc, char **argv)
/* At this point, the parent is now waiting for the child to exit,
* but as that may take a long time, we release resources now. */
cleanup:
saved_err = virSaveLastError();
if (nfdlist > 0)
for (i = 0; i < nfdlist; i++)
VIR_FORCE_CLOSE(fdlist[i]);
@ -410,7 +413,9 @@ main(int argc, char **argv)
if (virProcessWait(cpid, &status, true) == 0)
virProcessExitWithStatus(status);
if (virGetLastError())
if (saved_err) {
virSetError(saved_err);
virDispatchError(NULL);
}
return ret;
}