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[PATCH] Canonicalize mmap addresses to unsigned long

To: linux-mips@linux-mips.org
Subject: [PATCH] Canonicalize mmap addresses to unsigned long
From: Thiemo Seufer <ica2_ts@csv.ica.uni-stuttgart.de>
Date: Sun, 21 Nov 2004 04:20:50 +0100
Cc: ralf@linux-mips.org
Original-recipient: rfc822;linux-mips@linux-mips.org
Sender: linux-mips-bounce@linux-mips.org
User-agent: Mutt/1.5.6i
Hello All,

this patch canonicalizes address arguments and returns from a mixture
of "unsigned long", "long" and "size_t" to "unsigned long".


Thiemo


Index: arch/mips/kernel/syscall.c
===================================================================
RCS file: /home/cvs/linux/arch/mips/kernel/syscall.c,v
retrieving revision 1.46
diff -u -p -r1.46 syscall.c
--- arch/mips/kernel/syscall.c  19 Sep 2004 12:30:04 -0000      1.46
+++ arch/mips/kernel/syscall.c  20 Nov 2004 16:46:39 -0000
@@ -116,7 +116,7 @@ unsigned long arch_get_unmapped_area(str
 }
 
 /* common code for old and new mmaps */
-static inline long
+static inline unsigned long
 do_mmap2(unsigned long addr, unsigned long len, unsigned long prot,
         unsigned long flags, unsigned long fd, unsigned long pgoff)
 {
@@ -140,8 +140,9 @@ out:
        return error;
 }
 
-asmlinkage unsigned long old_mmap(unsigned long addr, size_t len, int prot,
-                                  int flags, int fd, off_t offset)
+asmlinkage unsigned long
+old_mmap(unsigned long addr, unsigned long len, int prot,
+       int flags, int fd, off_t offset)
 {
        unsigned long result;
 
@@ -155,7 +156,7 @@ out:
        return result;
 }
 
-asmlinkage long
+asmlinkage unsigned long
 sys_mmap2(unsigned long addr, unsigned long len, unsigned long prot,
           unsigned long flags, unsigned long fd, unsigned long pgoff)
 {
Index: arch/mips/kernel/linux32.c
===================================================================
RCS file: /home/cvs/linux/arch/mips/kernel/linux32.c,v
retrieving revision 1.21
diff -u -p -r1.21 linux32.c
--- arch/mips/kernel/linux32.c  13 Aug 2004 07:18:52 -0000      1.21
+++ arch/mips/kernel/linux32.c  20 Nov 2004 16:46:38 -0000
@@ -99,7 +99,7 @@ int cp_compat_stat(struct kstat *stat, s
 }
 
 asmlinkage unsigned long
-sys32_mmap2(unsigned long addr, size_t len, unsigned long prot,
+sys32_mmap2(unsigned long addr, unsigned long len, unsigned long prot,
          unsigned long flags, unsigned long fd, unsigned long pgoff)
 {
        struct file * file = NULL;

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