many small fixes

1 files changed, 1 insertions, 1 deletions

diff --git a/i2c.c b/i2c.c
index 4c1499d..9dc4fe9 100644
--- a/i2c.c
+++ b/i2c.c
@@ -43,7 +43,7 @@ guchar I2C_Read(gulong address) {
 
         int device = open(I2C_BUS, O_RDWR);
 
-        if (device == -1) return device;
+        if (device == -1) return 0;
 
         ioctl(device, I2C_SLAVE, address);
         ioctl(device, I2C_SMBUS, &argsread);