blob: b46b2db0a3e1920ba2eaae41db11f74cc0a02450 [file] [log] [blame]
Patrick Williamsc124f4f2015-09-15 14:41:29 -05001The problem is that unsigned char[2] is
2guranteed to be 8Bit aligned on arm
3but unsigned short is/needs to be 16bit aligned
4the union { unsigned short; unsigned char[2] } trick
5didn't work so no we use the alpha hack.
6
7memcpy into an 16bit aligned
8
9 -zecke
10
11Upstream-Status: Inappropriate [licensing]
12We're tracking an old release of dosfstools due to licensing issues.
13
14Signed-off-by: Scott Garman <scott.a.garman@intel.com>
15
16--- dosfstools/dosfsck/boot.c.orig 2003-05-15 19:32:23.000000000 +0200
17+++ dosfstools/dosfsck/boot.c 2003-06-13 17:44:25.000000000 +0200
18@@ -36,17 +36,15 @@
19 { 0xff, "5.25\" 320k floppy 2s/40tr/8sec" },
20 };
21
22-#if defined __alpha || defined __ia64__ || defined __s390x__ || defined __x86_64__ || defined __ppc64__
23+
24 /* Unaligned fields must first be copied byte-wise */
25 #define GET_UNALIGNED_W(f) \
26 ({ \
27 unsigned short __v; \
28 memcpy( &__v, &f, sizeof(__v) ); \
29- CF_LE_W( *(unsigned short *)&f ); \
30+ CF_LE_W( *(unsigned short *)&__v ); \
31 })
32-#else
33-#define GET_UNALIGNED_W(f) CF_LE_W( *(unsigned short *)&f )
34-#endif
35+
36
37
38 static char *get_media_descr( unsigned char media )