1 files changed, 29 insertions, 15 deletions

diff --git a/drivers/video/omap2/dss/display.c b/drivers/video/omap2/dss/display.c
index 696369ca745b..c2dfc8c50057 100644
--- a/drivers/video/omap2/dss/display.c
+++ b/drivers/video/omap2/dss/display.c
@@ -44,9 +44,13 @@ static ssize_t display_enabled_store(struct device *dev,
                 const char *buf, size_t size)
 {
         struct omap_dss_device *dssdev = to_dss_device(dev);
-        bool enabled, r;
+        int r, enabled;
 
-        enabled = simple_strtoul(buf, NULL, 10);
+        r = kstrtoint(buf, 0, &enabled);
+        if (r)
+                return r;
+
+        enabled = !!enabled;
 
         if (enabled != (dssdev->state != OMAP_DSS_DISPLAY_DISABLED)) {
                 if (enabled) {
@@ -82,7 +86,9 @@ static ssize_t display_upd_mode_store(struct device *dev,
         if (!dssdev->driver->set_update_mode)
                 return -EINVAL;
 
-        val = simple_strtoul(buf, NULL, 10);
+        r = kstrtoint(buf, 0, &val);
+        if (r)
+                return r;
 
         switch (val) {
         case OMAP_DSS_UPDATE_DISABLED:
@@ -114,13 +120,16 @@ static ssize_t display_tear_store(struct device *dev,
                 struct device_attribute *attr, const char *buf, size_t size)
 {
         struct omap_dss_device *dssdev = to_dss_device(dev);
-        unsigned long te;
-        int r;
+        int te, r;
 
         if (!dssdev->driver->enable_te || !dssdev->driver->get_te)
                 return -ENOENT;
 
-        te = simple_strtoul(buf, NULL, 0);
+        r = kstrtoint(buf, 0, &te);
+        if (r)
+                return r;
+
+        te = !!te;
 
         r = dssdev->driver->enable_te(dssdev, te);
         if (r)
@@ -196,13 +205,14 @@ static ssize_t display_rotate_store(struct device *dev,
                 struct device_attribute *attr, const char *buf, size_t size)
 {
         struct omap_dss_device *dssdev = to_dss_device(dev);
-        unsigned long rot;
-        int r;
+        int rot, r;
 
         if (!dssdev->driver->set_rotate || !dssdev->driver->get_rotate)
                 return -ENOENT;
 
-        rot = simple_strtoul(buf, NULL, 0);
+        r = kstrtoint(buf, 0, &rot);
+        if (r)
+                return r;
 
         r = dssdev->driver->set_rotate(dssdev, rot);
         if (r)
@@ -226,13 +236,16 @@ static ssize_t display_mirror_store(struct device *dev,
                 struct device_attribute *attr, const char *buf, size_t size)
 {
         struct omap_dss_device *dssdev = to_dss_device(dev);
-        unsigned long mirror;
-        int r;
+        int mirror, r;
 
         if (!dssdev->driver->set_mirror || !dssdev->driver->get_mirror)
                 return -ENOENT;
 
-        mirror = simple_strtoul(buf, NULL, 0);
+        r = kstrtoint(buf, 0, &mirror);
+        if (r)
+                return r;
+
+        mirror = !!mirror;
 
         r = dssdev->driver->set_mirror(dssdev, mirror);
         if (r)
@@ -259,14 +272,15 @@ static ssize_t display_wss_store(struct device *dev,
                 struct device_attribute *attr, const char *buf, size_t size)
 {
         struct omap_dss_device *dssdev = to_dss_device(dev);
-        unsigned long wss;
+        u32 wss;
         int r;
 
         if (!dssdev->driver->get_wss || !dssdev->driver->set_wss)
                 return -ENOENT;
 
-        if (strict_strtoul(buf, 0, &wss))
-                return -EINVAL;
+        r = kstrtou32(buf, 0, &wss);
+        if (r)
+                return r;
 
         if (wss > 0xfffff)
                 return -EINVAL;