mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-20 14:16:02 +00:00
staging: vchiq_core: Bail out in case of invalid tx_pos
Properly handle the error case in case of an invalid tx_pos. Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
parent
6f2370d260
commit
d1eab9dec6
1 changed files with 4 additions and 2 deletions
|
@ -600,8 +600,10 @@ reserve_space(VCHIQ_STATE_T *state, size_t space, int is_blocking)
|
||||||
return NULL; /* No space available */
|
return NULL; /* No space available */
|
||||||
}
|
}
|
||||||
|
|
||||||
BUG_ON(tx_pos ==
|
if (tx_pos == (state->slot_queue_available * VCHIQ_SLOT_SIZE)) {
|
||||||
(state->slot_queue_available * VCHIQ_SLOT_SIZE));
|
pr_warn("%s: invalid tx_pos: %d\n", __func__, tx_pos);
|
||||||
|
return NULL;
|
||||||
|
}
|
||||||
|
|
||||||
slot_index = local->slot_queue[
|
slot_index = local->slot_queue[
|
||||||
SLOT_QUEUE_INDEX_FROM_POS(tx_pos) &
|
SLOT_QUEUE_INDEX_FROM_POS(tx_pos) &
|
||||||
|
|
Loading…
Reference in a new issue