evie/android_kernel_oneplus_msm8998
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Merge "wqcrypto: qcedev: Add null pointer check on sg_src"

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Linux Build Service Account 2018-09-26 10:40:00 -07:00 • committed by Gerrit - the friendly Code Review server
commit cc27d876cd
1 changed files with 4 additions and 1 deletions
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5
drivers/crypto/msm/qce50.c
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@ -1,6 +1,6 @@
/* Qualcomm Crypto Engine driver. /* Qualcomm Crypto Engine driver.
* *
* Copyright (c) 2012-2017, The Linux Foundation. All rights reserved. * Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
* *
* This program is free software; you can redistribute it and/or modify * 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 * it under the terms of the GNU General Public License version 2 and
@ -2440,6 +2440,9 @@ static int _qce_sps_add_sg_data(struct qce_device *pce_dev,
struct sps_iovec *iovec = sps_bam_pipe->iovec + struct sps_iovec *iovec = sps_bam_pipe->iovec +
sps_bam_pipe->iovec_count; sps_bam_pipe->iovec_count;
if (!sg_src)
return -ENOENT;
while (nbytes > 0) { while (nbytes > 0) {
len = min(nbytes, sg_dma_len(sg_src)); len = min(nbytes, sg_dma_len(sg_src));
nbytes -= len; nbytes -= len;