On Wed, Apr 11, 2012 at 03:49:27PM +0900, Tomoya MORINAGA wrote: > This driver anticipates pch_uart_verify_port() is not called > during installation. > However, actually pch_uart_verify_port() is called during > installation. > As a result, memory access violation occurs like below. > > 0. initial value: use_dma=0 > 1. starup() > - dma channel is not allocated because use_dma=0 > 2. pch_uart_verify_port() > - Set use_dma=1 > 3. UART processing acts DMA mode because use_dma=1 > - memory access violation occurs! > > This patch fixes the issue. > > Solution: > Whenever pch_uart_verify_port() is called and then > dma channel is not allocated, the channel should be allocated. > > Signed-off-by: Tomoya MORINAGA <[email protected]> > --- > v2: Re-create this patch for 3.4-rc2.
Huh? Why are you sending this to stable@ for a 3.4-rc2 patch? confused, greg k-h -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
