kernel_optimize_test/drivers/infiniband/core
Julia Lawall e642df6a0b IB/ucm: Use memdup_user()
Use memdup_user when user data is immediately copied into the
allocated region.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@
expression from,to,size,flag;
position p;
identifier l1,l2;
@@

-  to = \(kmalloc@p\|kzalloc@p\)(size,flag);
+  to = memdup_user(from,size);
   if (
-      to==NULL
+      IS_ERR(to)
                 || ...) {
   <+... when != goto l1;
-  -ENOMEM
+  PTR_ERR(to)
   ...+>
   }
-  if (copy_from_user(to, from, size) != 0) {
-    <+... when != goto l2;
-    -EFAULT
-    ...+>
-  }
// </smpl>

Signed-off-by: Julia Lawall <julia@diku.dk>
2010-05-25 21:10:57 -07:00
..
addr.c
agent.c
agent.h
cache.c
cm_msgs.h
cm.c
cma.c
core_priv.h
device.c
fmr_pool.c
iwcm.c
iwcm.h
mad_priv.h
mad_rmpp.c
mad_rmpp.h
mad.c
Makefile
multicast.c
packer.c
sa_query.c
sa.h
smi.c
smi.h
sysfs.c
ucm.c IB/ucm: Use memdup_user() 2010-05-25 21:10:57 -07:00
ucma.c
ud_header.c
umem.c
user_mad.c
uverbs_cmd.c
uverbs_main.c
uverbs_marshall.c
uverbs.h
verbs.c