Commit 25c72c78 authored by Jun Tian's avatar Jun Tian Committed by Greg Kroah-Hartman
Browse files

goldfish: fix kernel panic when using multiple adb connection 



When using multiple adb on 64 bit kernel to transfer data,
the goldfish pipe interrupt will crash the kernel.

Signed-off-by: default avatarJun Tian <jun.j.tian@intel.com>
Signed-off-by: default avatarAlan Cox <alan@linux.intel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 49a75c44

drivers/platform/goldfish/goldfish_pipe.c

+3 −0
Original line number Diff line number Diff line
@@ -469,6 +469,9 @@ static irqreturn_t goldfish_pipe_interrupt(int irq, void *dev_id) 


#ifdef CONFIG_64BIT

		channel = (u64)readl(dev->base + PIPE_REG_CHANNEL_HIGH) << 32;



		if (channel == 0)

			break;

#endif

		channel |= readl(dev->base + PIPE_REG_CHANNEL);