Author: hselasky
Date: Mon May 18 08:55:49 2020
New Revision: 361162
URL: https://svnweb.freebsd.org/changeset/base/361162

Log:
  MFC r360115:
  Allow the ERR_CAST() function in the LinuxKPI to take a const void pointer.
  No functional change.
  
  Sponsored by: Mellanox Technologies

Modified:
  stable/12/sys/compat/linuxkpi/common/include/linux/err.h
Directory Properties:
  stable/12/   (props changed)

Modified: stable/12/sys/compat/linuxkpi/common/include/linux/err.h
==============================================================================
--- stable/12/sys/compat/linuxkpi/common/include/linux/err.h    Mon May 18 
08:52:40 2020        (r361161)
+++ stable/12/sys/compat/linuxkpi/common/include/linux/err.h    Mon May 18 
08:55:49 2020        (r361162)
@@ -31,6 +31,8 @@
 #ifndef        _LINUX_ERR_H_
 #define        _LINUX_ERR_H_
 
+#include <sys/types.h>
+
 #include <linux/compiler.h>
 
 #define MAX_ERRNO      4095
@@ -62,9 +64,9 @@ IS_ERR_OR_NULL(const void *ptr)
 }
 
 static inline void *
-ERR_CAST(void *ptr)
+ERR_CAST(const void *ptr)
 {
-       return (void *)ptr;
+       return __DECONST(void *, ptr);
 }
 
 static inline int
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