Author: hselasky
Date: Thu Sep 12 15:57:49 2019
New Revision: 352250
URL: https://svnweb.freebsd.org/changeset/base/352250

Log:
  Fix for undefined behaviour.
  Left shift of 1 by 31 places cannot be represented in type 'int'.
  
  MFC after:    1 week
  Sponsored by: Mellanox Technologies

Modified:
  head/sys/sys/refcount.h

Modified: head/sys/sys/refcount.h
==============================================================================
--- head/sys/sys/refcount.h     Thu Sep 12 15:50:14 2019        (r352249)
+++ head/sys/sys/refcount.h     Thu Sep 12 15:57:49 2019        (r352250)
@@ -39,7 +39,7 @@
 #define        KASSERT(exp, msg)       /* */
 #endif
 
-#define        REFCOUNT_WAITER                 (1 << 31) /* Refcount has 
waiter. */
+#define        REFCOUNT_WAITER                 (1U << 31) /* Refcount has 
waiter. */
 #define        REFCOUNT_SATURATION_VALUE       (3U << 29)
 
 #define        REFCOUNT_SATURATED(val)         (((val) & (1U << 30)) != 0)
_______________________________________________
svn-src-all@freebsd.org mailing list
https://lists.freebsd.org/mailman/listinfo/svn-src-all
To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"

Reply via email to