[LTP] [PATCH v4] Add test for UI_GET_NAME ioctl

[Wei Gao]

Fix:#573
Signed-off-by: Wei Gao <wegao@suse.com>
---
 testcases/kernel/input/input_helper.c | 27 ++++++++++++++++++++++++++-
 1 file changed, 26 insertions(+), 1 deletion(-)

diff --git a/testcases/kernel/input/input_helper.c b/testcases/kernel/input/input_helper.c
index 09530fb4d..609002e3e 100644
--- a/testcases/kernel/input/input_helper.c
+++ b/testcases/kernel/input/input_helper.c
@@ -185,6 +185,29 @@ void send_rel_move(int fd, int x, int y)
 	send_event(fd, EV_SYN, 0, 0);
 }
 
+static void check_ui_get_sysname_ioctl(int fd)
+{
+	char sys_name[256];
+	char dev_name[256];
+	char *path;
+
+	SAFE_IOCTL(NULL, fd, UI_GET_SYSNAME(sizeof(sys_name)), sys_name, NULL);
+	SAFE_ASPRINTF(NULL, &path, "/sys/devices/virtual/input/%s/name", sys_name);
+
+	if (FILE_SCANF(path, "%s", dev_name)) {
+		tst_resm(TFAIL|TERRNO, "Failed to read name from the sysfs path");
+		free(path);
+		return;
+	}
+
+	if (!strcmp(VIRTUAL_DEVICE, dev_name))
+		tst_resm(TPASS, "Find the input device through ioctl");
+	else
+		tst_resm(TFAIL, "Unable to find the input device through ioctl");
+
+	free(path);
+}
+
 void create_device(int fd)
 {
 	int nb;
@@ -202,8 +225,10 @@ void create_device(int fd)
 	SAFE_IOCTL(NULL, fd, UI_DEV_CREATE, NULL);
 
 	for (nb = 100; nb > 0; nb--) {
-		if (check_device())
+		if (check_device()) {
+			check_ui_get_sysname_ioctl(fd);
 			return;
+		}
 		usleep(10000);
 	}
 
-- 
2.35.3