i2c: Optimize function i2c_detect()
authorJean Delvare <khali@linux-fr.org>
Sun, 24 Oct 2010 16:16:58 +0000 (18:16 +0200)
committerJean Delvare <khali@endymion.delvare>
Sun, 24 Oct 2010 16:16:58 +0000 (18:16 +0200)
commit51b54ba9bb16b9fc28ec88006778d330af00bf8b
treed6d6da1639ada491d731d7452f6fc9272451944e
parentd57558d0f3b41bb260aaa327150d49f1810461f5
i2c: Optimize function i2c_detect()

Check the class flags before allocating the temporary i2c_client
structure, to avoid allocating it when we don't need it.

Also optimize the inner loop a bit.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: Jacob Pan <jacob.jun.pan@linux.intel.com>
drivers/i2c/i2c-core.c