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Return -EBADF for functions that need the fd initialized

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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Benjamin Tissoires <benjamin.tissoires@gmail.com>
This commit is contained in:
Peter Hutterer 2013-08-31 12:37:14 +10:00
parent 2c101977b7
commit 22d2a735c4
1 changed files with 9 additions and 0 deletions
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9
libevdev/libevdev.c
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@ -1130,6 +1130,9 @@ libevdev_kernel_set_abs_info(struct libevdev *dev, unsigned int code, const stru
{ {
int rc; int rc;
if (dev->fd < 0)
return -EBADF;
if (code > ABS_MAX) if (code > ABS_MAX)
return -EINVAL; return -EINVAL;
@ -1147,6 +1150,9 @@ libevdev_grab(struct libevdev *dev, enum libevdev_grab_mode grab)
{ {
int rc = 0; int rc = 0;
if (dev->fd < 0)
return -EBADF;
if (grab != LIBEVDEV_GRAB && grab != LIBEVDEV_UNGRAB) if (grab != LIBEVDEV_GRAB && grab != LIBEVDEV_UNGRAB)
return -EINVAL; return -EINVAL;
@ -1250,6 +1256,9 @@ libevdev_kernel_set_led_values(struct libevdev *dev, ...)
int rc = 0; int rc = 0;
size_t nleds = 0; size_t nleds = 0;
if (dev->fd < 0)
return -EBADF;
memset(ev, 0, sizeof(ev)); memset(ev, 0, sizeof(ev));
va_start(args, dev); va_start(args, dev);