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authorTodd Poynor <toddpoynor@google.com>2013-03-13 17:35:08 -0700
committerTodd Poynor <toddpoynor@google.com>2013-03-13 17:35:08 -0700
commit1249d25539343d1a7fe361c8d40be7a5df5b0216 (patch)
tree770c9a33604bb00c62f44d780aefab27e4eb9379 /drivers/ata/libata-scsi.c
parent4aad13d07babf68c1d0d37ff1e5f797573c4fd2a (diff)
parent0b203ab4aacdb6e6dfb8c277aa290f0a02428e6f (diff)
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Merge branch 'android-3.0' into android-omap-3.0
Diffstat (limited to 'drivers/ata/libata-scsi.c')
-rw-r--r--drivers/ata/libata-scsi.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index 927f968..3b42a5d 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -308,7 +308,8 @@ ata_scsi_activity_show(struct device *dev, struct device_attribute *attr,
struct ata_port *ap = ata_shost_to_port(sdev->host);
struct ata_device *atadev = ata_scsi_find_dev(ap, sdev);
- if (ap->ops->sw_activity_show && (ap->flags & ATA_FLAG_SW_ACTIVITY))
+ if (atadev && ap->ops->sw_activity_show &&
+ (ap->flags & ATA_FLAG_SW_ACTIVITY))
return ap->ops->sw_activity_show(atadev, buf);
return -EINVAL;
}
@@ -323,7 +324,8 @@ ata_scsi_activity_store(struct device *dev, struct device_attribute *attr,
enum sw_activity val;
int rc;
- if (ap->ops->sw_activity_store && (ap->flags & ATA_FLAG_SW_ACTIVITY)) {
+ if (atadev && ap->ops->sw_activity_store &&
+ (ap->flags & ATA_FLAG_SW_ACTIVITY)) {
val = simple_strtoul(buf, NULL, 0);
switch (val) {
case OFF: case BLINK_ON: case BLINK_OFF: