mirror of https://gitee.com/openkylin/linux.git
a906b060b0
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> Signed-off-by: John W. Linville <linville@tuxdriver.com> |
||
|---|---|---|
| .. | ||
| Makefile | ||
| isl_38xx.c | ||
| isl_38xx.h | ||
| isl_ioctl.c | ||
| isl_ioctl.h | ||
| isl_oid.h | ||
| islpci_dev.c | ||
| islpci_dev.h | ||
| islpci_eth.c | ||
| islpci_eth.h | ||
| islpci_hotplug.c | ||
| islpci_mgt.c | ||
| islpci_mgt.h | ||
| oid_mgt.c | ||
| oid_mgt.h | ||
| prismcompat.h | ||