The patch titled fs-select-fix-information-leak-to-userspace-fix has been added to the -mm tree. Its filename is fs-select-fix-information-leak-to-userspace-fix.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/SubmitChecklist when testing your code *** See http://userweb.kernel.org/~akpm/stuff/added-to-mm.txt to find out what to do about this The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/ ------------------------------------------------------ Subject: fs-select-fix-information-leak-to-userspace-fix From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> avoid the memset on architectures which don't need it Cc: Al Viro <viro@xxxxxxxxxxxxxxxxxx> Cc: Vasiliy Kulikov <segooon@xxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- fs/select.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff -puN fs/select.c~fs-select-fix-information-leak-to-userspace-fix fs/select.c --- a/fs/select.c~fs-select-fix-information-leak-to-userspace-fix +++ a/fs/select.c @@ -306,7 +306,8 @@ static int poll_select_copy_remaining(st rts.tv_sec = rts.tv_nsec = 0; if (timeval) { - memset(&rtv, 0, sizeof(rtv)); + if (sizeof(rtv) > sizeof(rtv.tv_sec) + sizeof(rtv.tv_usec)) + memset(&rtv, 0, sizeof(rtv)); rtv.tv_sec = rts.tv_sec; rtv.tv_usec = rts.tv_nsec / NSEC_PER_USEC; _ Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are origin.patch atomic-add-atomic_inc_not_zero_hint.patch restrict-unprivileged-access-to-kernel-syslog.patch backlight-add-low-threshold-to-pwm-backlight.patch hpet-factor-timer-allocate-from-open.patch linux-next.patch next-remove-localversion.patch i-need-old-gcc.patch arch-alpha-kernel-systblss-remove-debug-check.patch mm-vmap-area-cache.patch arch-x86-kernel-entry_32s-work-around-gas-2161-glitch.patch arch-x86-kernel-entry_64s-fix-build-with-gas-2161.patch arch-x86-kernel-entry_32s-i386-too.patch arch-x86-include-asm-fixmaph-mark-__set_fixmap_offset-as-__always_inline.patch arch-x86-kernel-apic-io_apicc-fix-warning.patch drivers-gpu-drm-radeon-atomc-fix-warning.patch irq-use-per_cpu-kstat_irqs-checkpatch-fixes.patch leds-route-kbd-leds-through-the-generic-leds-layer.patch atmel_serial-fix-rts-high-after-initialization-in-rs485-mode-fix.patch drivers-message-fusion-mptsasc-fix-warning.patch mm.patch mm-vmstat-use-a-single-setter-function-and-callback-for-adjusting-percpu-thresholds-fix.patch writeback-check-skipped-pages-on-wb_sync_all-update-fix.patch sync_inode_metadata-fix-comment.patch frv-duplicate-output_buffer-of-e03-checkpatch-fixes.patch lib-add-generic-exponentially-weighted-moving-average-ewma-function-fix.patch fs-select-fix-information-leak-to-userspace-fix.patch memcg-document-cgroup-dirty-memory-interfaces-fix.patch memcg-make-throttle_vm_writeout-memcg-aware-fix.patch fs-proc-basec-kernel-latencytopc-convert-sprintf_symbol-to-%ps-checkpatch-fixes.patch pps-add-async-pps-event-handler-fix.patch memstick-add-driver-for-ricoh-r5c592-card-reader-fix.patch journal_add_journal_head-debug.patch slab-leaks3-default-y.patch put_bh-debug.patch getblk-handle-2tb-devices.patch memblock-add-input-size-checking-to-memblock_find_region.patch memblock-add-input-size-checking-to-memblock_find_region-fix.patch -- To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html