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authorVamsi Krishna Samavedam <vskrishn@codeaurora.org>2017-05-16 14:38:08 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-05-17 11:27:41 +0200
commit2f964780c03b73de269b08d12aff96a9618d13f3 (patch)
tree990356374014fa1ecf768cc10ba5c48b9ded1d49 /drivers/uwb
parentUSB: ene_usb6250: fix DMA to the stack (diff)
downloadlinux-dev-2f964780c03b73de269b08d12aff96a9618d13f3.tar.xz
linux-dev-2f964780c03b73de269b08d12aff96a9618d13f3.zip
USB: core: replace %p with %pK
Format specifier %p can leak kernel addresses while not valuing the kptr_restrict system settings. When kptr_restrict is set to (1), kernel pointers printed using the %pK format specifier will be replaced with Zeros. Debugging Note : &pK prints only Zeros as address. If you need actual address information, write 0 to kptr_restrict. echo 0 > /proc/sys/kernel/kptr_restrict [Found by poking around in a random vendor kernel tree, it would be nice if someone would actually send these types of patches upstream - gkh] Signed-off-by: Vamsi Krishna Samavedam <vskrishn@codeaurora.org> Cc: stable <stable@vger.kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/uwb')
0 files changed, 0 insertions, 0 deletions