mips: sanitize __access_ok()

[karo-tx-linux.git] / arch / mips / oprofile / backtrace.c

diff --git a/arch/mips/oprofile/backtrace.c b/arch/mips/oprofile/backtrace.c
index 5e645c9a31627430191762cc1bc3d423b3802c92..16ace558cd9d4f2af65a2b946143b893e3bb9bc1 100644 (file)
--- a/arch/mips/oprofile/backtrace.c
+++ b/arch/mips/oprofile/backtrace.c
@@ -18,7 +18,7 @@ struct stackframe {
 static inline int get_mem(unsigned long addr, unsigned long *result)
 {
        unsigned long *address = (unsigned long *) addr;
-       if (!access_ok(VERIFY_READ, addr, sizeof(unsigned long)))
+       if (!access_ok(VERIFY_READ, address, sizeof(unsigned long)))
                return -1;
        if (__copy_from_user_inatomic(result, address, sizeof(unsigned long)))
                return -3;