summaryrefslogtreecommitdiffstats
path: root/drivers/isdn/hisax/config.c
diff options
context:
space:
mode:
authorPaul Mackerras <paulus@samba.org>2006-12-04 15:59:07 +1100
committerPaul Mackerras <paulus@samba.org>2006-12-04 15:59:07 +1100
commit79acbb3ff2d8095b692e1502b9eb2ccec348de26 (patch)
tree6ab773e5a8f9de2cd6443362b21d0d6fffe3b35e /drivers/isdn/hisax/config.c
parent19a79859e168640f8e16d7b216d211c1c52b687a (diff)
parent2b5f6dcce5bf94b9b119e9ed8d537098ec61c3d2 (diff)
downloadop-kernel-dev-79acbb3ff2d8095b692e1502b9eb2ccec348de26.zip
op-kernel-dev-79acbb3ff2d8095b692e1502b9eb2ccec348de26.tar.gz
Merge branch 'linux-2.6' into for-linus
Diffstat (limited to 'drivers/isdn/hisax/config.c')
-rw-r--r--drivers/isdn/hisax/config.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/isdn/hisax/config.c b/drivers/isdn/hisax/config.c
index e4823ab2..785b085 100644
--- a/drivers/isdn/hisax/config.c
+++ b/drivers/isdn/hisax/config.c
@@ -631,7 +631,8 @@ static int HiSax_readstatus(u_char __user *buf, int len, int id, int channel)
count = cs->status_end - cs->status_read + 1;
if (count >= len)
count = len;
- copy_to_user(p, cs->status_read, count);
+ if (copy_to_user(p, cs->status_read, count))
+ return -EFAULT;
cs->status_read += count;
if (cs->status_read > cs->status_end)
cs->status_read = cs->status_buf;
@@ -642,7 +643,8 @@ static int HiSax_readstatus(u_char __user *buf, int len, int id, int channel)
cnt = HISAX_STATUS_BUFSIZE;
else
cnt = count;
- copy_to_user(p, cs->status_read, cnt);
+ if (copy_to_user(p, cs->status_read, cnt))
+ return -EFAULT;
p += cnt;
cs->status_read += cnt % HISAX_STATUS_BUFSIZE;
count -= cnt;
OpenPOWER on IntegriCloud