On Mon, Nov 17, 2014 at 04:43:05PM -0500, Benjamin Tissoires wrote: > Hey Antonio, > > On Nov 16 2014 or thereabouts, Antonio Borneo wrote: > > From: Jean-Baptiste Maneyrol <jmaneyrol@xxxxxxxxxxxxxx> > > > > From: Jean-Baptiste Maneyrol <jmaneyrol@xxxxxxxxxxxxxx> > > > > Current driver uses a common buffer for reading reports either > > synchronously in i2c_hid_get_raw_report() and asynchronously in > > the interrupt handler. > > There is race condition if an interrupt arrives immediately after > > the report is received in i2c_hid_get_raw_report(); the common > > buffer is modified by the interrupt handler with the new report > > and then i2c_hid_get_raw_report() proceed using wrong data. > > > > Fix it by using a separate buffers for asynchronous reports. > > > > Signed-off-by: Jean-Baptiste Maneyrol <jmaneyrol@xxxxxxxxxxxxxx> > > [Antonio Borneo: cleanup and rebase to v3.17] > > Signed-off-by: Antonio Borneo <borneo.antonio@xxxxxxxxx> > > Cc: stable@xxxxxxxxxxxxxxx > > For your next submission, when you want a patch to go in stable, put CC > here, but please do not CC the actual mail to stable@. Stable should receive > either mails which are already in Linus' tree, or which refer a commit > in Linus' tree in case it does not applies smoothly. > > [keeping stable@ here to show them that this one should not get picked > right now] stable@ is smarter than that, I don't mind seeing patches that are coming in the future like this at all, it's not a problem. thanks, greg k-h -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html