evie/android_kernel_oneplus_msm8998
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Merge "ion: ensure valid start address"

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Linux Build Service Account 2018-03-19 18:03:30 -07:00 • committed by Gerrit - the friendly Code Review server
commit 8e181ea4e8
1 changed files with 2 additions and 2 deletions
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4
drivers/staging/android/ion/msm/msm_ion.c
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@ -1,4 +1,4 @@
/* Copyright (c) 2011-2017, The Linux Foundation. All rights reserved.
/* Copyright (c) 2011-2018, 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
@ -745,7 +745,7 @@ long msm_ion_custom_ioctl(struct ion_client *client,
data.flush_data.offset;
end = start + data.flush_data.length;
if (check_vaddr_bounds(start, end)) {
if (start && check_vaddr_bounds(start, end)) {
pr_err("%s: virtual address %pK is out of bounds\n",
__func__, data.flush_data.vaddr);
ret = -EINVAL;