evdev: Fix 'Syscall param ioctl(TIOCLINUX) points to uninitialised byte'

https://pastebin.com/raw/tQjG0kG0
Brandon Schaefer 2017-07-28 12:00:10 -07:00
parent 77ca0f273c
commit be005b7c78
1 changed files with 4 additions and 4 deletions

View File

@ -196,7 +196,8 @@ SDL_EVDEV_kbd_init(void)
{ {
SDL_EVDEV_keyboard_state *kbd; SDL_EVDEV_keyboard_state *kbd;
int i; int i;
char shift_state, flag_state; char flag_state;
char shift_state[2] = {TIOCL_GETSHIFTSTATE, 0};
kbd = (SDL_EVDEV_keyboard_state *)SDL_calloc(1, sizeof(*kbd)); kbd = (SDL_EVDEV_keyboard_state *)SDL_calloc(1, sizeof(*kbd));
if (!kbd) { if (!kbd) {
@ -208,9 +209,8 @@ SDL_EVDEV_kbd_init(void)
/* This might fail if we're not connected to a tty (e.g. on the Steam Link) */ /* This might fail if we're not connected to a tty (e.g. on the Steam Link) */
kbd->console_fd = open("/dev/tty", O_RDONLY); kbd->console_fd = open("/dev/tty", O_RDONLY);
shift_state = TIOCL_GETSHIFTSTATE; if (ioctl(kbd->console_fd, TIOCLINUX, shift_state) == 0) {
if (ioctl(kbd->console_fd, TIOCLINUX, &shift_state) == 0) { kbd->shift_state = *shift_state;
kbd->shift_state = shift_state;
} }
if (ioctl(kbd->console_fd, KDGKBLED, &flag_state) == 0) { if (ioctl(kbd->console_fd, KDGKBLED, &flag_state) == 0) {