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A receive callback is queued while the client is still connected but can still be called after the client was disconnected. Upon disconnect cl->me_cl is set to NULL, hence we need to check that ME client is not-NULL in mei_cl_mtu to avoid null dereference. Cc: <stable@vger.kernel.org> Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com> Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Link: https://lore.kernel.org/r/20201029095444.957924-2-tomas.winkler@intel.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> |
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| .. | ||
| hdcp | ||
| bus-fixup.c | ||
| bus.c | ||
| client.c | ||
| client.h | ||
| debugfs.c | ||
| dma-ring.c | ||
| hbm.c | ||
| hbm.h | ||
| hw-me-regs.h | ||
| hw-me.c | ||
| hw-me.h | ||
| hw-txe-regs.h | ||
| hw-txe.c | ||
| hw-txe.h | ||
| hw-virtio.c | ||
| hw.h | ||
| init.c | ||
| interrupt.c | ||
| Kconfig | ||
| main.c | ||
| Makefile | ||
| mei-trace.c | ||
| mei-trace.h | ||
| mei_dev.h | ||
| pci-me.c | ||
| pci-txe.c | ||