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Assert that the interface is actually filled in.

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Had this in a private bug report recently. Missing hooks for open/close just
segfault with little information to debug. Add an assert, this is definitely a
bug in the caller and we don't need to recover from that.

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Peter Hutterer 2016-03-04 07:50:49 +10:00
parent 00a9b05da7
commit b4a74bcebc
2 changed files with 5 additions and 3 deletions
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3
src/libinput.c
View file

@ -1517,6 +1517,9 @@ libinput_init(struct libinput *libinput,
const struct libinput_interface_backend *interface_backend, const struct libinput_interface_backend *interface_backend,
void *user_data) void *user_data)
{ {
assert(interface->open_restricted != NULL);
assert(interface->close_restricted != NULL);
libinput->epoll_fd = epoll_create1(EPOLL_CLOEXEC);; libinput->epoll_fd = epoll_create1(EPOLL_CLOEXEC);;
if (libinput->epoll_fd < 0) if (libinput->epoll_fd < 0)
return -1; return -1;

5
test/udev.c
View file

@ -52,7 +52,6 @@ const struct libinput_interface simple_interface = {
START_TEST(udev_create_NULL) START_TEST(udev_create_NULL)
{ {
struct libinput *li; struct libinput *li;
const struct libinput_interface interface;
struct udev *udev; struct udev *udev;
udev = udev_new(); udev = udev_new();
@ -60,13 +59,13 @@ START_TEST(udev_create_NULL)
li = libinput_udev_create_context(NULL, NULL, NULL); li = libinput_udev_create_context(NULL, NULL, NULL);
ck_assert(li == NULL); ck_assert(li == NULL);
li = libinput_udev_create_context(&interface, NULL, NULL); li = libinput_udev_create_context(&simple_interface, NULL, NULL);
ck_assert(li == NULL); ck_assert(li == NULL);
li = libinput_udev_create_context(NULL, NULL, udev); li = libinput_udev_create_context(NULL, NULL, udev);
ck_assert(li == NULL); ck_assert(li == NULL);
li = libinput_udev_create_context(&interface, NULL, udev); li = libinput_udev_create_context(&simple_interface, NULL, udev);
ck_assert(li != NULL); ck_assert(li != NULL);
ck_assert_int_eq(libinput_udev_assign_seat(li, NULL), -1); ck_assert_int_eq(libinput_udev_assign_seat(li, NULL), -1);