[PATCH 3.18-rc3 v3 1/2] trace: kdb: Fix kernel panic during ftdump

Currently kdb's ftdump command unconditionally crashes due to a null pointer de-reference whenever the command is run. This in turn causes the kernel to panic. The abridged stacktrace (gathered with ARCH=arm) is: -~- cut here -~- [] (panic) from [] (die+0x264/0x440) [] (die) from []

[PATCH 3.18-rc3 v3 1/2] trace: kdb: Fix kernel panic during ftdump

Currently kdb's ftdump command unconditionally crashes due to a null pointer de-reference whenever the command is run. This in turn causes the kernel to panic. The abridged stacktrace (gathered with ARCH=arm) is: -~- cut here -~- [c09535ac] (panic) from [c02132dc] (die+0x264/0x440) [c02132dc]