Remove checking @addr less than 0 because @addr is now unsigned and
use new udescp variable in order to remove unnecessary castings.
[akpm@linux-foundation.org: fix unused variable 'udescp']
Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
unsigned long tmp;
ret = -EIO;
unsigned long tmp;
ret = -EIO;
- if ((addr & (sizeof(data) - 1)) || addr < 0 ||
- addr >= sizeof(struct user))
+ if ((addr & (sizeof(data) - 1)) || addr >= sizeof(struct user))
break;
tmp = 0; /* Default return condition */
break;
tmp = 0; /* Default return condition */
case PTRACE_POKEUSR: /* write the word at location addr in the USER area */
ret = -EIO;
case PTRACE_POKEUSR: /* write the word at location addr in the USER area */
ret = -EIO;
- if ((addr & (sizeof(data) - 1)) || addr < 0 ||
- addr >= sizeof(struct user))
+ if ((addr & (sizeof(data) - 1)) || addr >= sizeof(struct user))
break;
if (addr < sizeof(struct user_regs_struct))
break;
if (addr < sizeof(struct user_regs_struct))
if ((int) addr < 0)
return -EIO;
ret = do_get_thread_area(child, addr,
if ((int) addr < 0)
return -EIO;
ret = do_get_thread_area(child, addr,
- (struct user_desc __user *) data);
+ (struct user_desc __user *)data);
break;
case PTRACE_SET_THREAD_AREA:
if ((int) addr < 0)
return -EIO;
ret = do_set_thread_area(child, addr,
break;
case PTRACE_SET_THREAD_AREA:
if ((int) addr < 0)
return -EIO;
ret = do_set_thread_area(child, addr,
- (struct user_desc __user *) data, 0);
+ (struct user_desc __user *)data, 0);