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authorThomas Gleixner <tglx@linutronix.de>2016-09-26 15:47:03 -0400
committerThomas Gleixner <tglx@linutronix.de>2016-09-26 15:47:03 -0400
commit1e1b37273cf719545da50b76f214f983a710aaf4 (patch)
tree033f6062325ef7aaeefe8559bb409ab7d2be3c76 /mm/usercopy.c
parentc183a603e8d8a5a189729b77d0c623a3d5950e5f (diff)
parentc291b015158577be533dd5a959dfc09bab119eed (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.c4
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,
83 unsigned long check_high = check_low + n; 83 unsigned long check_high = check_low + n;
84 84
85 /* Does not overlap if entirely above or entirely below. */ 85 /* Does not overlap if entirely above or entirely below. */
86 if (check_low >= high || check_high < low) 86 if (check_low >= high || check_high <= low)
87 return false; 87 return false;
88 88
89 return true; 89 return true;
@@ -124,7 +124,7 @@ static inline const char *check_kernel_text_object(const void *ptr,
124static inline const char *check_bogus_address(const void *ptr, unsigned long n) 124static inline const char *check_bogus_address(const void *ptr, unsigned long n)
125{ 125{
126 /* Reject if object wraps past end of memory. */ 126 /* Reject if object wraps past end of memory. */
127 if (ptr + n < ptr) 127 if ((unsigned long)ptr + n < (unsigned long)ptr)
128 return "<wrapped address>"; 128 return "<wrapped address>";
129 129
130 /* Reject if NULL or ZERO-allocation. */ 130 /* Reject if NULL or ZERO-allocation. */