Input: uinput - specify exact bit sizes on userspace APIs

Switch to using __u32/__s32 instead of ordinary 'int' in structures
forming userspace API.

Also internally make request_id unsigned int.

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

1 files changed, 14 insertions, 13 deletions

diff --git a/include/linux/uinput.h b/include/linux/uinput.h
index 2aa2881b0df9..c454bbe39ee7 100644
--- a/include/linux/uinput.h
+++ b/include/linux/uinput.h
@@ -32,6 +32,7 @@
  *              - first public version
  */
 
+#include <linux/types.h>
 #include <linux/input.h>
 
 #define UINPUT_VERSION          3
@@ -44,14 +45,14 @@
 enum uinput_state { UIST_NEW_DEVICE, UIST_SETUP_COMPLETE, UIST_CREATED };
 
 struct uinput_request {
-        int                     id;
-        int                     code;   /* UI_FF_UPLOAD, UI_FF_ERASE */
+        unsigned int            id;
+        unsigned int            code;   /* UI_FF_UPLOAD, UI_FF_ERASE */
 
         int                     retval;
         struct completion       done;
 
         union {
-                int             effect_id;
+                unsigned int    effect_id;
                 struct {
                         struct ff_effect *effect;
                         struct ff_effect *old;
@@ -77,16 +78,16 @@ struct uinput_device {
 #endif  /* __KERNEL__ */
 
 struct uinput_ff_upload {
-        int                     request_id;
-        int                     retval;
+        __u32                   request_id;
+        __s32                   retval;
         struct ff_effect        effect;
         struct ff_effect        old;
 };
 
 struct uinput_ff_erase {
-        int                     request_id;
-        int                     retval;
-        int                     effect_id;
+        __u32                   request_id;
+        __s32                   retval;
+        __u32                   effect_id;
 };
 
 /* ioctl */
@@ -166,11 +167,11 @@ struct uinput_ff_erase {
 struct uinput_user_dev {
         char name[UINPUT_MAX_NAME_SIZE];
         struct input_id id;
-        int ff_effects_max;
-        int absmax[ABS_CNT];
-        int absmin[ABS_CNT];
-        int absfuzz[ABS_CNT];
-        int absflat[ABS_CNT];
+        __u32 ff_effects_max;
+        __s32 absmax[ABS_CNT];
+        __s32 absmin[ABS_CNT];
+        __s32 absfuzz[ABS_CNT];
+        __s32 absflat[ABS_CNT];
 };
 #endif  /* __UINPUT_H_ */