> There were several bugs here. > > 1) The done label was in the wrong place so we didn't copy any > information out when there was no command given. > > 2) We were using PAGE_SIZE as the size of the buffer instead of > "PAGE_SIZE - pos". > > 3) snprintf() returns the number of characters that would have been > printed if there were enough space. If there was not enough space > (and we had fixed the memory corruption bug #2) then it would result > in an information leak when we do simple_read_from_buffer(). I've > changed it to use scnprintf() instead. > > I also removed the initialization at the start of the function, because > I thought it made the code a little more clear. > > Fixes: 5e6e3a92b9a4 ('wireless: mwifiex: initial commit for Marvell mwifiex driver') > Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> > Acked-by: Amitkumar Karwar <akarwar@xxxxxxxxxxx> Thanks, applied to wireless-drivers-next.git. Kalle Valo -- To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html