FEX-Emu/linux
1
0
Fork 0
mirror of https://github.com/FEX-Emu/linux.git synced 2024-12-21 00:42:16 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Staging: Android alarm: IOCTL command encoding fix

Browse Source 
Fixed a bug. Data was being written to user space using an IOCTL
command encoded with _IOC_WRITE access mode.

Signed-off-by: Dae S. Kim <dae@velatum.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Dae S. Kim 2012-08-31 02:00:51 +02:00 committed by Greg Kroah-Hartman
parent aa209eef3c
commit 6bd4a5d96c
1 changed files with 3 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/staging/android/android_alarm.h
View File

@ -51,10 +51,12 @@ enum android_alarm_return_flags {
#define ANDROID_ALARM_WAIT _IO('a', 1)
#define ALARM_IOW(c, type, size) _IOW('a', (c) | ((type) << 4), size)
#define ALARM_IOR(c, type, size) _IOR('a', (c) | ((type) << 4), size)
/* Set alarm */
#define ANDROID_ALARM_SET(type) ALARM_IOW(2, type, struct timespec)
#define ANDROID_ALARM_SET_AND_WAIT(type) ALARM_IOW(3, type, struct timespec)
#define ANDROID_ALARM_GET_TIME(type) ALARM_IOW(4, type, struct timespec)
#define ANDROID_ALARM_GET_TIME(type) ALARM_IOR(4, type, struct timespec)
#define ANDROID_ALARM_SET_RTC _IOW('a', 5, struct timespec)
#define ANDROID_ALARM_BASE_CMD(cmd) (cmd & ~(_IOC(0, 0, 0xf0, 0)))
#define ANDROID_ALARM_IOCTL_TO_TYPE(cmd) (_IOC_NR(cmd) >> 4)