diff options
Diffstat (limited to 'arch/mips/kernel/syscall.c')
-rw-r--r-- | arch/mips/kernel/syscall.c | 27 |
1 files changed, 1 insertions, 26 deletions
diff --git a/arch/mips/kernel/syscall.c b/arch/mips/kernel/syscall.c index 2aeaa2fd4b32..5e8a18a8e2bd 100644 --- a/arch/mips/kernel/syscall.c +++ b/arch/mips/kernel/syscall.c | |||
@@ -276,31 +276,9 @@ void sys_set_thread_area(unsigned long addr) | |||
276 | 276 | ||
277 | asmlinkage int _sys_sysmips(int cmd, long arg1, int arg2, int arg3) | 277 | asmlinkage int _sys_sysmips(int cmd, long arg1, int arg2, int arg3) |
278 | { | 278 | { |
279 | int tmp, len; | 279 | int tmp; |
280 | char __user *name; | ||
281 | 280 | ||
282 | switch(cmd) { | 281 | switch(cmd) { |
283 | case SETNAME: { | ||
284 | char nodename[__NEW_UTS_LEN + 1]; | ||
285 | |||
286 | if (!capable(CAP_SYS_ADMIN)) | ||
287 | return -EPERM; | ||
288 | |||
289 | name = (char __user *) arg1; | ||
290 | |||
291 | len = strncpy_from_user(nodename, name, __NEW_UTS_LEN); | ||
292 | if (len < 0) | ||
293 | return -EFAULT; | ||
294 | |||
295 | down_write(&uts_sem); | ||
296 | strncpy(system_utsname.nodename, nodename, len); | ||
297 | nodename[__NEW_UTS_LEN] = '\0'; | ||
298 | strlcpy(system_utsname.nodename, nodename, | ||
299 | sizeof(system_utsname.nodename)); | ||
300 | up_write(&uts_sem); | ||
301 | return 0; | ||
302 | } | ||
303 | |||
304 | case MIPS_ATOMIC_SET: | 282 | case MIPS_ATOMIC_SET: |
305 | printk(KERN_CRIT "How did I get here?\n"); | 283 | printk(KERN_CRIT "How did I get here?\n"); |
306 | return -EINVAL; | 284 | return -EINVAL; |
@@ -313,9 +291,6 @@ asmlinkage int _sys_sysmips(int cmd, long arg1, int arg2, int arg3) | |||
313 | case FLUSH_CACHE: | 291 | case FLUSH_CACHE: |
314 | __flush_cache_all(); | 292 | __flush_cache_all(); |
315 | return 0; | 293 | return 0; |
316 | |||
317 | case MIPS_RDNVRAM: | ||
318 | return -EIO; | ||
319 | } | 294 | } |
320 | 295 | ||
321 | return -EINVAL; | 296 | return -EINVAL; |