tests: avoid null pointer dereference

Unlikely to hit in real life, but clang noticed it.

* tests/commandtest.c (checkoutput, test4, test18): Avoid
unlink(NULL) on OOM.
This commit is contained in:
Eric Blake 2011-05-03 10:37:13 -06:00
parent 6e177fa1b6
commit 4b4e8b57c2

View File

@ -78,7 +78,8 @@ static int checkoutput(const char *testname)
ret = 0;
cleanup:
unlink(actualname);
if (actualname)
unlink(actualname);
VIR_FREE(actuallog);
VIR_FREE(actualname);
VIR_FREE(expectlog);
@ -240,7 +241,8 @@ static int test4(const void *unused ATTRIBUTE_UNUSED)
cleanup:
virCommandFree(cmd);
unlink(pidfile);
if (pidfile)
unlink(pidfile);
VIR_FREE(pidfile);
return ret;
}
@ -703,7 +705,8 @@ static int test18(const void *unused ATTRIBUTE_UNUSED)
cleanup:
virCommandFree(cmd);
unlink(pidfile);
if (pidfile)
unlink(pidfile);
VIR_FREE(pidfile);
return ret;
}