Signed-off-by: Guenter Roeck <[email protected]>
---
tools/i2cset.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
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);
--
1.7.0.4
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