From: Dean Luick <dean.luick@intel.com>
Date: Tue, 12 Apr 2016 17:49:58 +0000 (-0700)
Subject: IB/hfi1: Fix sysfs file offset usage
X-Git-Tag: v4.7~232^2~35^2~25
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=4ee1585972c0772a5126d7242a906b18acee7b0f;p=platform%2Fkernel%2Flinux-amlogic.git

IB/hfi1: Fix sysfs file offset usage

Two sysfs files do not pay attention to the file offset when
reading data. Fix that.

Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Dean Luick <dean.luick@intel.com>
Signed-off-by: Jubin John <jubin.john@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
---

diff --git a/drivers/staging/rdma/hfi1/sysfs.c b/drivers/staging/rdma/hfi1/sysfs.c
index c7f1271..8cd6df8 100644
--- a/drivers/staging/rdma/hfi1/sysfs.c
+++ b/drivers/staging/rdma/hfi1/sysfs.c
@@ -84,7 +84,7 @@ static ssize_t read_cc_table_bin(struct file *filp, struct kobject *kobj,
 		rcu_read_unlock();
 		return -EINVAL;
 	}
-	memcpy(buf, &cc_state->cct, count);
+	memcpy(buf, (void *)&cc_state->cct + pos, count);
 	rcu_read_unlock();
 
 	return count;
@@ -131,7 +131,7 @@ static ssize_t read_cc_setting_bin(struct file *filp, struct kobject *kobj,
 		rcu_read_unlock();
 		return -EINVAL;
 	}
-	memcpy(buf, &cc_state->cong_setting, count);
+	memcpy(buf, (void *)&cc_state->cong_setting + pos, count);
 	rcu_read_unlock();
 
 	return count;