net: unexport csum_and_copy_{from,to}_user

csum_and_copy_from_user and csum_and_copy_to_user are exported by a few
architectures, but not actually used in modular code.  Drop the exports.

Link: https://lkml.kernel.org/r/20220421070440.1282704-1-hch@lst.de
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Jakub Kicinski <kuba@kernel.org>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Michael Ellerman <mpe@ellerman.id.au> (powerpc)
Cc: David Miller <davem@davemloft.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/arch/alpha/lib/csum_partial_copy.c b/arch/alpha/lib/csum_partial_copy.c
index 1931a04af85a22037a9704bb2c9e6c20108d96d6..4d180d96f09e43caabba4f0be647111d8987ca1d 100644 (file)
--- a/arch/alpha/lib/csum_partial_copy.c
+++ b/arch/alpha/lib/csum_partial_copy.c
@@ -353,7 +353,6 @@ csum_and_copy_from_user(const void __user *src, void *dst, int len)
                return 0;
        return __csum_and_copy(src, dst, len);
 }
-EXPORT_SYMBOL(csum_and_copy_from_user);
 
 __wsum
 csum_partial_copy_nocheck(const void *src, void *dst, int len)

diff --git a/arch/m68k/lib/checksum.c b/arch/m68k/lib/checksum.c
index 7e6afeae621773be07c382bccdcca60d0eb4cabb..5acb821849d3082eba9a22e9a867385b96a45730 100644 (file)
--- a/arch/m68k/lib/checksum.c
+++ b/arch/m68k/lib/checksum.c
@@ -265,8 +265,6 @@ csum_and_copy_from_user(const void __user *src, void *dst, int len)
        return sum;
 }
 
-EXPORT_SYMBOL(csum_and_copy_from_user);
-
 
 /*
  * copy from kernel space while checksumming, otherwise like csum_partial

diff --git a/arch/powerpc/lib/checksum_wrappers.c b/arch/powerpc/lib/checksum_wrappers.c
index f3999cbb2fcc4c8a2191de5424fdf1ea850c65a1..1a14c8780278cbc58d985a2400213bc21aa10b08 100644 (file)
--- a/arch/powerpc/lib/checksum_wrappers.c
+++ b/arch/powerpc/lib/checksum_wrappers.c
@@ -24,7 +24,6 @@ __wsum csum_and_copy_from_user(const void __user *src, void *dst,
        user_read_access_end();
        return csum;
 }
-EXPORT_SYMBOL(csum_and_copy_from_user);
 
 __wsum csum_and_copy_to_user(const void *src, void __user *dst, int len)
 {
@@ -38,4 +37,3 @@ __wsum csum_and_copy_to_user(const void *src, void __user *dst, int len)
        user_write_access_end();
        return csum;
 }
-EXPORT_SYMBOL(csum_and_copy_to_user);

diff --git a/arch/x86/lib/csum-wrappers_64.c b/arch/x86/lib/csum-wrappers_64.c
index 189344924a2bea065e28aef795cf0d26d36dc1b7..145f9a0bde29a16d391f69e589f876faabf9b035 100644 (file)
--- a/arch/x86/lib/csum-wrappers_64.c
+++ b/arch/x86/lib/csum-wrappers_64.c
@@ -32,7 +32,6 @@ csum_and_copy_from_user(const void __user *src, void *dst, int len)
        user_access_end();
        return sum;
 }
-EXPORT_SYMBOL(csum_and_copy_from_user);
 
 /**
  * csum_and_copy_to_user - Copy and checksum to user space.
@@ -57,7 +56,6 @@ csum_and_copy_to_user(const void *src, void __user *dst, int len)
        user_access_end();
        return sum;
 }
-EXPORT_SYMBOL(csum_and_copy_to_user);
 
 /**
  * csum_partial_copy_nocheck - Copy and checksum.