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| author | David S. Miller <davem@davemloft.net> | 2010-02-28 19:23:06 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-02-28 19:23:06 -0800 |
| commit | 47871889c601d8199c51a4086f77eebd77c29b0b (patch) | |
| tree | 40cdcac3bff0ee40cc33dcca61d0577cdf965f77 /arch/s390/Kconfig.debug | |
| parent | c16cc0b464b8876cfd57ce1c1dbcb6f9a6a0bce3 (diff) | |
| parent | 30ff056c42c665b9ea535d8515890857ae382540 (diff) | |
| download | kernel_samsung_smdk4412-47871889c601d8199c51a4086f77eebd77c29b0b.zip kernel_samsung_smdk4412-47871889c601d8199c51a4086f77eebd77c29b0b.tar.gz kernel_samsung_smdk4412-47871889c601d8199c51a4086f77eebd77c29b0b.tar.bz2 | |
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Conflicts:
drivers/firmware/iscsi_ibft.c
Diffstat (limited to 'arch/s390/Kconfig.debug')
| -rw-r--r-- | arch/s390/Kconfig.debug | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/s390/Kconfig.debug b/arch/s390/Kconfig.debug index 2283933..45e0c61 100644 --- a/arch/s390/Kconfig.debug +++ b/arch/s390/Kconfig.debug @@ -6,4 +6,17 @@ config TRACE_IRQFLAGS_SUPPORT source "lib/Kconfig.debug" +config DEBUG_STRICT_USER_COPY_CHECKS + bool "Strict user copy size checks" + ---help--- + Enabling this option turns a certain set of sanity checks for user + copy operations into compile time warnings. + + The copy_from_user() etc checks are there to help test if there + are sufficient security checks on the length argument of + the copy operation, by having gcc prove that the argument is + within bounds. + + If unsure, or if you run an older (pre 4.4) gcc, say N. + endmenu |