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USB: gadget: g_multi: code clean up and refactoring
[platform/adaptation/renesas_rcar/renesas_kernel.git]
/
kernel
/
compat.c
diff --git
a/kernel/compat.c
b/kernel/compat.c
index
5adab05
..
e167efc
100644
(file)
--- a/
kernel/compat.c
+++ b/
kernel/compat.c
@@
-279,11
+279,6
@@
asmlinkage long compat_sys_setrlimit(unsigned int resource,
struct compat_rlimit __user *rlim)
{
struct rlimit r;
struct compat_rlimit __user *rlim)
{
struct rlimit r;
- int ret;
- mm_segment_t old_fs = get_fs ();
-
- if (resource >= RLIM_NLIMITS)
- return -EINVAL;
if (!access_ok(VERIFY_READ, rlim, sizeof(*rlim)) ||
__get_user(r.rlim_cur, &rlim->rlim_cur) ||
if (!access_ok(VERIFY_READ, rlim, sizeof(*rlim)) ||
__get_user(r.rlim_cur, &rlim->rlim_cur) ||
@@
-294,10
+289,7
@@
asmlinkage long compat_sys_setrlimit(unsigned int resource,
r.rlim_cur = RLIM_INFINITY;
if (r.rlim_max == COMPAT_RLIM_INFINITY)
r.rlim_max = RLIM_INFINITY;
r.rlim_cur = RLIM_INFINITY;
if (r.rlim_max == COMPAT_RLIM_INFINITY)
r.rlim_max = RLIM_INFINITY;
- set_fs(KERNEL_DS);
- ret = sys_setrlimit(resource, (struct rlimit __user *) &r);
- set_fs(old_fs);
- return ret;
+ return do_prlimit(current, resource, &r, NULL);
}
#ifdef COMPAT_RLIM_OLD_INFINITY
}
#ifdef COMPAT_RLIM_OLD_INFINITY
@@
-329,16
+321,13
@@
asmlinkage long compat_sys_old_getrlimit(unsigned int resource,
#endif
#endif
-asmlinkage long compat_sys_getrlimit
(unsigned int resource,
+asmlinkage long compat_sys_getrlimit(unsigned int resource,
struct compat_rlimit __user *rlim)
{
struct rlimit r;
int ret;
struct compat_rlimit __user *rlim)
{
struct rlimit r;
int ret;
- mm_segment_t old_fs = get_fs();
- set_fs(KERNEL_DS);
- ret = sys_getrlimit(resource, (struct rlimit __user *) &r);
- set_fs(old_fs);
+ ret = do_prlimit(current, resource, NULL, &r);
if (!ret) {
if (r.rlim_cur > COMPAT_RLIM_INFINITY)
r.rlim_cur = COMPAT_RLIM_INFINITY;
if (!ret) {
if (r.rlim_cur > COMPAT_RLIM_INFINITY)
r.rlim_cur = COMPAT_RLIM_INFINITY;