diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2016-09-26 15:47:03 -0400 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2016-09-26 15:47:03 -0400 |
| commit | 1e1b37273cf719545da50b76f214f983a710aaf4 (patch) | |
| tree | 033f6062325ef7aaeefe8559bb409ab7d2be3c76 /mm/usercopy.c | |
| parent | c183a603e8d8a5a189729b77d0c623a3d5950e5f (diff) | |
| parent | c291b015158577be533dd5a959dfc09bab119eed (diff) | |
Merge branch 'x86/urgent' into x86/apic
Bring in the upstream modifications so we can fixup the silent merge
conflict which is introduced by this merge.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'mm/usercopy.c')
| -rw-r--r-- | mm/usercopy.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/usercopy.c b/mm/usercopy.c index 8ebae91a6b55..a3cc3052f830 100644 --- a/mm/usercopy.c +++ b/mm/usercopy.c @@ -83,7 +83,7 @@ static bool overlaps(const void *ptr, unsigned long n, unsigned long low, unsigned long check_high = check_low + n; /* Does not overlap if entirely above or entirely below. */ - if (check_low >= high || check_high < low) + if (check_low >= high || check_high <= low) return false; return true; @@ -124,7 +124,7 @@ static inline const char *check_kernel_text_object(const void *ptr, static inline const char *check_bogus_address(const void *ptr, unsigned long n) { /* Reject if object wraps past end of memory. */ - if (ptr + n < ptr) + if ((unsigned long)ptr + n < (unsigned long)ptr) return "<wrapped address>"; /* Reject if NULL or ZERO-allocation. */ |