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| author | Hauke Mehrtens <hauke@hauke-m.de> | 2010-12-06 17:01:10 +0000 |
|---|---|---|
| committer | Hauke Mehrtens <hauke@hauke-m.de> | 2010-12-06 17:01:10 +0000 |
| commit | 0fc35b30e3c8ec22ff9df29329de46327879f077 (patch) | |
| tree | bb164f053e7486e15a3ef79e9e2c09dd2ce77cde /target/linux/generic/files/crypto | |
| parent | 3945267a9959321fa966d4cc9d87b02f82d34a32 (diff) | |
| download | mtk-20170518-0fc35b30e3c8ec22ff9df29329de46327879f077.zip mtk-20170518-0fc35b30e3c8ec22ff9df29329de46327879f077.tar.gz mtk-20170518-0fc35b30e3c8ec22ff9df29329de46327879f077.tar.bz2 | |
kernel: fix cryptodev with kernel >= 2.6.35
The fix is from http://sourceforge.net/mailarchive/forum.php?thread_name=20100906035717.GA7562%40mcafee.com&forum_name=ocf-linux-users
Thank you tripolar for reporting the issue and finding a solution for it.
SVN-Revision: 24286
Diffstat (limited to 'target/linux/generic/files/crypto')
| -rw-r--r-- | target/linux/generic/files/crypto/ocf/cryptodev.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/target/linux/generic/files/crypto/ocf/cryptodev.c b/target/linux/generic/files/crypto/ocf/cryptodev.c index c1e9140..f7ce06b 100644 --- a/target/linux/generic/files/crypto/ocf/cryptodev.c +++ b/target/linux/generic/files/crypto/ocf/cryptodev.c @@ -977,10 +977,16 @@ cryptodev_open(struct inode *inode, struct file *filp) struct fcrypt *fcr; dprintk("%s()\n", __FUNCTION__); +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,35) + /* + * on 2.6.35 private_data points to a miscdevice structure, we override + * it, which is currently safe to do. + */ if (filp->private_data) { - printk("cryptodev: Private data already exists !\n"); - return(0); + printk("cryptodev: Private data already exists - %p!\n", filp->private_data); + return(-ENODEV); } +#endif fcr = kmalloc(sizeof(*fcr), GFP_KERNEL); if (!fcr) { |