patches/gcc/4.3.5/300-libmudflap-susv3-legacy.patch
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Fri Nov 04 19:22:29 2011 +0100 (2011-11-04)
changeset 2735 f09ed6dd71a3
parent 1461 35b30f8fb307
permissions -rw-r--r--
kernel/linux: fix packed attribute in exported headers

UBI headers (and maybe others as well) are broken because the 'packed'
attribute is not sanitised when the headers are exported to userspace.

Apply the fix from upstream:
https://git.kernel.org/?p=linux/kernel/git/torvalds/linux.git;a=commitdiff;h=f210735fe2f17a6225432ee3d1239bcf23a8659c

(Also, buildroot does the same, BTW)

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
     1 Original patch from: ../4.3.2/300-libmudflap-susv3-legacy.patch
     2 
     3 -= BEGIN original header =-
     4 Original patch from gentoo: gentoo/src/patchsets/gcc/4.3.1/uclibc/90_all_305-libmudflap-susv3-legacy.patch
     5 -= END original header =-
     6 
     7 diff -durN gcc-4.3.3.orig/libmudflap/mf-hooks2.c gcc-4.3.3/libmudflap/mf-hooks2.c
     8 --- gcc-4.3.3.orig/libmudflap/mf-hooks2.c	2005-09-23 23:58:39.000000000 +0200
     9 +++ gcc-4.3.3/libmudflap/mf-hooks2.c	2009-01-27 22:25:45.000000000 +0100
    10 @@ -427,7 +427,7 @@
    11  {
    12    TRACE ("%s\n", __PRETTY_FUNCTION__);
    13    MF_VALIDATE_EXTENT(s, n, __MF_CHECK_WRITE, "bzero region");
    14 -  bzero (s, n);
    15 +  memset (s, 0, n);
    16  }
    17  
    18  
    19 @@ -437,7 +437,7 @@
    20    TRACE ("%s\n", __PRETTY_FUNCTION__);
    21    MF_VALIDATE_EXTENT(src, n, __MF_CHECK_READ, "bcopy src");
    22    MF_VALIDATE_EXTENT(dest, n, __MF_CHECK_WRITE, "bcopy dest");
    23 -  bcopy (src, dest, n);
    24 +  memmove (dest, src, n);
    25  }
    26  
    27  
    28 @@ -447,7 +447,7 @@
    29    TRACE ("%s\n", __PRETTY_FUNCTION__);
    30    MF_VALIDATE_EXTENT(s1, n, __MF_CHECK_READ, "bcmp 1st arg");
    31    MF_VALIDATE_EXTENT(s2, n, __MF_CHECK_READ, "bcmp 2nd arg");
    32 -  return bcmp (s1, s2, n);
    33 +  return memcmp (s1, s2, n);
    34  }
    35  
    36  
    37 @@ -456,7 +456,7 @@
    38    size_t n = strlen (s);
    39    TRACE ("%s\n", __PRETTY_FUNCTION__);
    40    MF_VALIDATE_EXTENT(s, CLAMPADD(n, 1), __MF_CHECK_READ, "index region");
    41 -  return index (s, c);
    42 +  return strchr (s, c);
    43  }
    44  
    45  
    46 @@ -465,7 +465,7 @@
    47    size_t n = strlen (s);
    48    TRACE ("%s\n", __PRETTY_FUNCTION__);
    49    MF_VALIDATE_EXTENT(s, CLAMPADD(n, 1), __MF_CHECK_READ, "rindex region");
    50 -  return rindex (s, c);
    51 +  return strrchr (s, c);
    52  }
    53  
    54  /* XXX:  stpcpy, memccpy */