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authorRoel Kluin <roel.kluin@gmail.com>2009-05-05 02:39:24 -0400
committerJean Delvare <khali@linux-fr.org>2009-05-05 02:39:24 -0400
commit4ccc28f725bc2b7b0a3bc27e9c15f4eaf63fb812 (patch)
treef1a3a3424713340aabb5722fc1accad149fc5052 /drivers/i2c/busses/i2c-sis630.c
parentb4348f32dae3cb6eb4bc21c7ed8f76c0b11e9d6a (diff)
i2c: Timeouts off by 1
with while (timeout++ < MAX_TIMEOUT); timeout reaches MAX_TIMEOUT + 1 after the loop, so the tests below are off by one. Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Signed-off-by: Jean Delvare <khali@linux-fr.org>
Diffstat (limited to 'drivers/i2c/busses/i2c-sis630.c')
-rw-r--r--drivers/i2c/busses/i2c-sis630.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/i2c/busses/i2c-sis630.c b/drivers/i2c/busses/i2c-sis630.c
index 50c3610e6028..70ca41e90e58 100644
--- a/drivers/i2c/busses/i2c-sis630.c
+++ b/drivers/i2c/busses/i2c-sis630.c
@@ -173,7 +173,7 @@ static int sis630_transaction_wait(struct i2c_adapter *adap, int size)
173 } while (!(temp & 0x0e) && (timeout++ < MAX_TIMEOUT)); 173 } while (!(temp & 0x0e) && (timeout++ < MAX_TIMEOUT));
174 174
175 /* If the SMBus is still busy, we give up */ 175 /* If the SMBus is still busy, we give up */
176 if (timeout >= MAX_TIMEOUT) { 176 if (timeout > MAX_TIMEOUT) {
177 dev_dbg(&adap->dev, "SMBus Timeout!\n"); 177 dev_dbg(&adap->dev, "SMBus Timeout!\n");
178 result = -ETIMEDOUT; 178 result = -ETIMEDOUT;
179 } 179 }