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| author |   Andrew Donnellan <ajd@linux.ibm.com> | 2019-05-03 17:52:53 +1000 |
|---|---|---|
| committer |   Michael Ellerman <mpe@ellerman.id.au> | 2019-08-05 18:53:04 +1000 |
| commit | e7de4f7b64c23e503a8c42af98d56f2a7462bd6d (patch) | |
| tree | 257229b7c69375e6070b14880695d35f9fd9b847 /arch/powerpc/Kconfig | |
| parent | powerpc/configs: Disable SCOM_DEBUGFS in powernv_defconfig (diff) | |
| download | linux-dev-e7de4f7b64c23e503a8c42af98d56f2a7462bd6d.tar.xz linux-dev-e7de4f7b64c23e503a8c42af98d56f2a7462bd6d.zip | |
powerpc/powernv: Restrict OPAL symbol map to only be readable by root
Currently the OPAL symbol map is globally readable, which seems bad as
it contains physical addresses.
Restrict it to root.
Fixes: c8742f85125d ("powerpc/powernv: Expose OPAL firmware symbol map")
Cc: stable@vger.kernel.org # v3.19+
Suggested-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Andrew Donnellan <ajd@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20190503075253.22798-1-ajd@linux.ibm.com
Diffstat (limited to 'arch/powerpc/Kconfig')
0 files changed, 0 insertions, 0 deletions