evie/android_kernel_oneplus_msm8998
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Merge "qcom: smcinvoke: Fix stack overflow for arr_filp"

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Linux Build Service Account 2019-05-27 00:42:19 -07:00 • committed by Gerrit - the friendly Code Review server
commit 44607545fc
1 changed files with 3 additions and 3 deletions
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6
drivers/soc/qcom/smcinvoke.c
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@ -1,4 +1,4 @@
/* Copyright (c) 2016-2017, The Linux Foundation. All rights reserved.
/* Copyright (c) 2016-2017,2019 The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
@ -302,7 +302,7 @@ static int marshal_in(const struct smcinvoke_cmd_req *req,
const union smcinvoke_arg *args_buf, uint32_t tzhandle,
uint8_t *buf, size_t buf_size, struct file **arr_filp)
{
int ret = -EINVAL, i = 0;
int ret = -EINVAL, i = 0, j = 0;
union smcinvoke_tz_args *tz_args = NULL;
struct smcinvoke_msg_hdr msg_hdr = {tzhandle, req->op, req->counts};
uint32_t offset = sizeof(struct smcinvoke_msg_hdr) +
@ -347,7 +347,7 @@ static int marshal_in(const struct smcinvoke_cmd_req *req,
}
FOR_ARGS(i, req->counts, OI) {
if (get_tzhandle_from_fd(args_buf[i].o.fd,
&arr_filp[i], &(tz_args->tzhandle)))
&arr_filp[j++], &(tz_args->tzhandle)))
goto out;
tz_args++;
}