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Message-Id: <201211142337.06884.PeterHuewe@gmx.de> Date: Wed, 14 Nov 2012 23:37:06 +0100 From: Peter Hüwe <PeterHuewe@....de> To: Kent Yoder <key@...ux.vnet.ibm.com> Cc: Marcel Selhorst <tpmdd@...horst.net>, Sirrix AG <tpmdd@...rix.com>, tpmdd-devel@...ts.sourceforge.net, linux-kernel@...r.kernel.org Subject: Re: [PATCH 2/2] char/tpm: simplify duration calculation and eliminate sparse warning. Am Mittwoch, 14. November 2012, 23:18:26 schrieb Kent Yoder: > On Mon, Nov 12, 2012 at 11:37:18PM +0100, Peter Huewe wrote:> > > > This patch also gets rid of the (false positive) sparse warning: > > drivers/char/tpm/tpm.c:360 tpm_calc_ordinal_duration() error: buffer > > overflow 'tpm_protected_ordinal_duration' 12 <= 243 > > I'm not seeing this sparse warning, how did you get it? Oh sorry s/sparse/smatch/ It was a smatch warning, not sparse - sorry about that: /data/data-old/linux-2.6/drivers/char/tpm $ make -C /data/data-old/linux-2.6/ M=`pwd` C=1 CHECK=smatch make: Entering directory `/data/data-old/linux-2.6' LD /data/data-old/linux-2.6/drivers/char/tpm/built-in.o CHECK /data/data-old/linux-2.6/drivers/char/tpm/tpm.c /data/data-old/linux-2.6/drivers/char/tpm/tpm.c:360 tpm_calc_ordinal_duration() error: buffer overflow 'tpm_protected_ordinal_duration' 12 <= 243 CC [M] /data/data-old/linux-2.6/drivers/char/tpm/tpm.o CHECK /data/data-old/linux-2.6/drivers/char/tpm/tpm_eventlog.c CC [M] /data/data-old/linux-2.6/drivers/char/tpm/tpm_eventlog.o CHECK /data/data-old/linux-2.6/drivers/char/tpm/tpm_acpi.c CC [M] /data/data-old/linux-2.6/drivers/char/tpm/tpm_acpi.o CHECK /data/data-old/linux-2.6/drivers/char/tpm/tpm_ppi.c CC [M] /data/data-old/linux-2.6/drivers/char/tpm/tpm_ppi.o LD [M] /data/data-old/linux-2.6/drivers/char/tpm/tpm_bios.o CHECK /data/data-old/linux-2.6/drivers/char/tpm/tpm_tis.c CC [M] /data/data-old/linux-2.6/drivers/char/tpm/tpm_tis.o CHECK /data/data-old/linux-2.6/drivers/char/tpm/tpm_i2c_infineon.c CC [M] /data/data-old/linux-2.6/drivers/char/tpm/tpm_i2c_infineon.o CHECK /data/data-old/linux-2.6/drivers/char/tpm/tpm_nsc.c CC [M] /data/data-old/linux-2.6/drivers/char/tpm/tpm_nsc.o CHECK /data/data-old/linux-2.6/drivers/char/tpm/tpm_atmel.c CC [M] /data/data-old/linux-2.6/drivers/char/tpm/tpm_atmel.o CHECK /data/data-old/linux-2.6/drivers/char/tpm/tpm_infineon.c CC [M] /data/data-old/linux-2.6/drivers/char/tpm/tpm_infineon.o Building modules, stage 2. MODPOST 7 modules CC /data/data-old/linux-2.6/drivers/char/tpm/tpm.mod.o LD [M] /data/data-old/linux-2.6/drivers/char/tpm/tpm.ko CC /data/data-old/linux-2.6/drivers/char/tpm/tpm_atmel.mod.o LD [M] /data/data-old/linux-2.6/drivers/char/tpm/tpm_atmel.ko CC /data/data-old/linux-2.6/drivers/char/tpm/tpm_bios.mod.o LD [M] /data/data-old/linux-2.6/drivers/char/tpm/tpm_bios.ko CC /data/data-old/linux-2.6/drivers/char/tpm/tpm_i2c_infineon.mod.o LD [M] /data/data-old/linux-2.6/drivers/char/tpm/tpm_i2c_infineon.ko CC /data/data-old/linux-2.6/drivers/char/tpm/tpm_infineon.mod.o LD [M] /data/data-old/linux-2.6/drivers/char/tpm/tpm_infineon.ko CC /data/data-old/linux-2.6/drivers/char/tpm/tpm_nsc.mod.o LD [M] /data/data-old/linux-2.6/drivers/char/tpm/tpm_nsc.ko CC /data/data-old/linux-2.6/drivers/char/tpm/tpm_tis.mod.o LD [M] /data/data-old/linux-2.6/drivers/char/tpm/tpm_tis.ko make: Leaving directory `/data/data-old/linux-2.6' -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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