The patch titled drivers: misc: pass miscdevice pointer via file private data has been added to the -mm tree. Its filename is drivers-misc-pass-miscdevice-pointer-via-file-private-data.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/SubmitChecklist when testing your code *** See http://userweb.kernel.org/~akpm/stuff/added-to-mm.txt to find out what to do about this The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/ ------------------------------------------------------ Subject: drivers: misc: pass miscdevice pointer via file private data From: Samu Onkalo <samu.p.onkalo@xxxxxxxxx> For misc devices, inode->i_cdev doesn't point to the device drivers own data. Link between file operations and device driver internal data is lost. Pass pointer to misc device struct via file private data for driver open function use. Signed-off-by: Samu Onkalo <samu.p.onkalo@xxxxxxxxx> Cc: Al Viro <viro@xxxxxxxxxxxxxxxxxx> Cc: Christoph Hellwig <hch@xxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- drivers/char/misc.c | 1 + 1 file changed, 1 insertion(+) diff -puN drivers/char/misc.c~drivers-misc-pass-miscdevice-pointer-via-file-private-data drivers/char/misc.c --- a/drivers/char/misc.c~drivers-misc-pass-miscdevice-pointer-via-file-private-data +++ a/drivers/char/misc.c @@ -144,6 +144,7 @@ static int misc_open(struct inode * inod old_fops = file->f_op; file->f_op = new_fops; if (file->f_op->open) { + file->private_data = c; err=file->f_op->open(inode,file); if (err) { fops_put(file->f_op); _ Patches currently in -mm which might be from samu.p.onkalo@xxxxxxxxx are drivers-misc-pass-miscdevice-pointer-via-file-private-data.patch lis3-add-missing-constants-for-8bit-device.patch lis3-separate-configuration-function-for-8-bit-device.patch lis3-introduce-platform-data-for-second-ff-wu-unit.patch lis3-add-skeletons-for-interrupt-handlers.patch lis3-interrupt-handlers-for-8bit-wakeup-and-click-events.patch lis3-setup-poll-interval-limits.patch -- To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html