sctp: fix a typo in prototype of __sctp_rcv_lookup()

[~andy/linux] / include / linux / hash.h

diff --git a/include/linux/hash.h b/include/linux/hash.h
index b80506bdd733ee181f202ddb6322529d42299d1b..24df9e70406ffb94fb98faf91c174e236155a639 100644 (file)
--- a/include/linux/hash.h
+++ b/include/linux/hash.h
@@ -67,4 +67,14 @@ static inline unsigned long hash_ptr(const void *ptr, unsigned int bits)
 {
        return hash_long((unsigned long)ptr, bits);
 }
+
+static inline u32 hash32_ptr(const void *ptr)
+{
+       unsigned long val = (unsigned long)ptr;
+
+#if BITS_PER_LONG == 64
+       val ^= (val >> 32);
+#endif
+       return (u32)val;
+}
 #endif /* _LINUX_HASH_H */