syscalls/ioctl_ns: Fix failures on -m32

These are not apparently implemented in the 32bit compat layer so the
test were failing with ENOTTY there.

Reported-by: Richard Palethorpe <rpalethorpe@suse.de>
Signed-off-by: Cyril Hrubis <chrubis@suse.cz>
Reviewed-by: Petr Vorel <pvorel@suse.cz>

Author: metan-ucw

testcases/kernel/syscalls/ioctl/ioctl_ns01.c

@@ -40,6 +40,9 @@ static void test_ns_get_parent(void)
 	fd = SAFE_OPEN("/proc/self/ns/pid", O_RDONLY);
 	parent_fd = ioctl(fd, NS_GET_PARENT);
 	if (parent_fd == -1) {
+		if (errno == ENOTTY)
+			tst_brk(TCONF, "ioctl(NS_GET_PARENT) not implemented");
+
 		if (errno == EPERM)
 			tst_res(TPASS, "NS_GET_PARENT fails with EPERM");
 		else

testcases/kernel/syscalls/ioctl/ioctl_ns02.c

@@ -32,6 +32,9 @@ static void run(void)
 	fd = SAFE_OPEN("/proc/self/ns/uts", O_RDONLY);
 	parent_fd = ioctl(fd, NS_GET_PARENT);
 	if (parent_fd == -1) {
+		if (errno == ENOTTY)
+			tst_brk(TCONF, "ioctl(NS_GET_PARENT) not implemented");
+
 		if (errno == EINVAL)
 			tst_res(TPASS, "NS_GET_PARENT fails with EINVAL");
 		else

testcases/kernel/syscalls/ioctl/ioctl_ns03.c

@@ -33,6 +33,11 @@ static void run(void)
 
 	owner_fd = ioctl(fd, NS_GET_OWNER_UID, &uid);
 	if (owner_fd == -1) {
+		if (errno == ENOTTY) {
+			tst_brk(TCONF,
+			        "ioctl(NS_GET_OWNER_UID) not implemented");
+		}
+
 		if (errno == EINVAL)
 			tst_res(TPASS, "NS_GET_OWNER_UID fails, UTS namespace");
 		else

testcases/kernel/syscalls/ioctl/ioctl_ns04.c

@@ -31,6 +31,9 @@ static void run(void)
 	fd = SAFE_OPEN("/proc/self/ns/user", O_RDONLY);
 	parent_fd = ioctl(fd, NS_GET_USERNS);
 	if (parent_fd == -1) {
+		if (errno == ENOTTY)
+			tst_brk(TCONF, "ioctl(NS_GET_USERNS) not implemented");
+
 		if (errno == EPERM)
 			tst_res(TPASS, "NS_GET_USERNS fails with EPERM");
 		else

testcases/kernel/syscalls/ioctl/ioctl_ns05.c

@@ -53,7 +53,18 @@ static void run(void)
 	sprintf(child_namespace, "/proc/%i/ns/pid", pid);
 	my_fd = SAFE_OPEN("/proc/self/ns/pid", O_RDONLY);
 	child_fd = SAFE_OPEN(child_namespace, O_RDONLY);
-	parent_fd = SAFE_IOCTL(child_fd, NS_GET_PARENT);
+	parent_fd = ioctl(child_fd, NS_GET_PARENT);
+
+	if (parent_fd == -1) {
+		TST_CHECKPOINT_WAKE(0);
+
+		if (errno == ENOTTY) {
+			tst_res(TCONF, "ioctl(NS_GET_PARENT) not implemented");
+			return;
+		}
+
+		tst_brk(TBROK | TERRNO, "ioctl(NS_GET_PARENT) failed");
+	}
 
 	struct stat my_stat, child_stat, parent_stat;
 

testcases/kernel/syscalls/ioctl/ioctl_ns06.c

@@ -50,7 +50,16 @@ static void run(void)
 
 	my_fd = SAFE_OPEN("/proc/self/ns/user", O_RDONLY);
 	child_fd = SAFE_OPEN(child_namespace, O_RDONLY);
-	parent_fd = SAFE_IOCTL(child_fd, NS_GET_USERNS);
+	parent_fd = ioctl(child_fd, NS_GET_USERNS);
+
+	if (parent_fd == -1) {
+		TST_CHECKPOINT_WAKE(0);
+
+		if (errno == ENOTTY)
+			tst_brk(TCONF, "ioctl(NS_GET_USERNS) not implemented");
+
+		tst_brk(TBROK | TERRNO, "ioctl(NS_GET_USERNS) failed");
+	}
 
 	struct stat my_stat, child_stat, parent_stat;