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(parent: 9e39ffe) | patch
i2c-pca-isa: Add access check to legacy ioports
authorChristian Krafft <krafft@de.ibm.com>
Sun, 24 Feb 2008 19:03:42 +0000 (20:03 +0100)
committerJean Delvare <khali@hyperion.delvare>
Sun, 24 Feb 2008 19:03:42 +0000 (20:03 +0100)
commit104cb574feb3033299568483a3f68031f47e0d43
tree72308d9dd04d42c3f0565f7084d78d607031c46dtree | snapshot (tar.gz zip)
parent9e39ffeff6e54ef65832e4eb58059133f1a8aadfcommit | diff
i2c-pca-isa: Add access check to legacy ioports

When probing i2c-pca-isa writes to legacy ioports, which crashes the kernel
if there is no device at that port.
This patch adds a check_legacy_ioport call, so probe fails gracefully
and thus prevents the oops.

Signed-off-by: Christian Krafft <krafft@de.ibm.com>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
drivers/i2c/busses/i2c-pca-isa.c diff | blob | blame | history