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i2c: clarify our usage of the result of the assignment

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Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
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Brendan Le Foll
2014-04-27 23:15:54 +01:00
parent ed0a1f6085
commit 1ba2d6040c
1 changed files with 2 additions and 1 deletions
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3
src/i2c/i2c.c
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@@ -67,7 +67,8 @@ int
maa_i2c_read_byte(i2c_t* dev) maa_i2c_read_byte(i2c_t* dev)
{ {
int byte; int byte;
if (byte = i2c_smbus_read_byte(dev->fh) < 0) { byte = i2c_smbus_read_byte(dev->fh);
if (byte < 0) {
return -1; return -1;
} }
return byte; return byte;