diff options
Diffstat (limited to 'arch/ia64/mm/extable.c')
| -rw-r--r-- | arch/ia64/mm/extable.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/arch/ia64/mm/extable.c b/arch/ia64/mm/extable.c index 8e72e01b424d..6d259e34f359 100644 --- a/arch/ia64/mm/extable.c +++ b/arch/ia64/mm/extable.c @@ -17,10 +17,15 @@ static int cmp_ex(const void *a, const void *b) u64 lip = (u64) &l->addr + l->addr; u64 rip = (u64) &r->addr + r->addr; - return lip - rip; + /* avoid overflow */ + if (lip > rip) + return 1; + if (lip < rip) + return -1; + return 0; } -static void swap_ex(void *a, void *b) +static void swap_ex(void *a, void *b, int size) { struct exception_table_entry *l = a, *r = b, tmp; u64 delta = (u64) r - (u64) l; |