From 54fb556f48e862fd8ab19a2563bfa8fd57e10d7b Mon Sep 17 00:00:00 2001 From: Guenter Roeck Date: Tue, 15 Feb 2011 16:12:27 +0000 Subject: [PATCH] i2cset: Check range for data value mask git-svn-id: http://lm-sensors.org/svn/i2c-tools/trunk@5927 7894878c-1315-0410-8ee3-d5d059ff63e0 --- tools/i2cset.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/tools/i2cset.c b/tools/i2cset.c index ed6ada2..b512081 100644 --- a/tools/i2cset.c +++ b/tools/i2cset.c @@ -300,6 +300,11 @@ int main(int argc, char *argv[]) fprintf(stderr, "Error: Data value mask invalid!\n"); help(); } + if (((size == I2C_SMBUS_BYTE || size == I2C_SMBUS_BYTE_DATA) + && vmask > 0xff) || vmask > 0xffff) { + fprintf(stderr, "Error: Data value mask out of range!\n"); + help(); + } } file = open_i2c_dev(i2cbus, filename, sizeof(filename), 0);