diff options
| author | Maulik Shah <mkshah@codeaurora.org> | 2019-02-21 18:10:36 +0530 |
|---|---|---|
| committer | Andy Gross <agross@kernel.org> | 2019-04-09 23:40:09 -0500 |
| commit | bbeac60f064158aa92b4c72fb50b12231e62cbcd (patch) | |
| tree | 5ed37ed7cfa67719f2bc3be1358df965455c1391 /drivers/soc | |
| parent | 93b260528020792032e50725383f27a27897bb0f (diff) | |
| download | linux-bbeac60f064158aa92b4c72fb50b12231e62cbcd.tar.bz2 | |
drivers: soc: qcom: rpmh-rsc: Correct check for slot number
The return index value from bitmap_find_next_zero_area can be higher
than available slot. So correct the check to return error in such case.
Signed-off-by: Maulik Shah <mkshah@codeaurora.org>
Signed-off-by: Raju P.L.S.S.S.N <rplsssn@codeaurora.org>
Reviewed-by: Lina Iyer <ilina@codeaurora.org>
Signed-off-by: Andy Gross <agross@kernel.org>
Diffstat (limited to 'drivers/soc')
| -rw-r--r-- | drivers/soc/qcom/rpmh-rsc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/soc/qcom/rpmh-rsc.c b/drivers/soc/qcom/rpmh-rsc.c index 75bd9a83aef0..e278fc11fe5c 100644 --- a/drivers/soc/qcom/rpmh-rsc.c +++ b/drivers/soc/qcom/rpmh-rsc.c @@ -459,7 +459,7 @@ static int find_slots(struct tcs_group *tcs, const struct tcs_request *msg, do { slot = bitmap_find_next_zero_area(tcs->slots, MAX_TCS_SLOTS, i, msg->num_cmds, 0); - if (slot == tcs->num_tcs * tcs->ncpt) + if (slot >= tcs->num_tcs * tcs->ncpt) return -ENOMEM; i += tcs->ncpt; } while (slot + msg->num_cmds - 1 >= i); |