diff options
author | Denys Vlasenko <vda.linux@googlemail.com> | 2010-04-26 16:25:33 +0400 |
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committer | Denys Vlasenko <vda.linux@googlemail.com> | 2010-04-26 16:25:33 +0400 |
commit | 6646de02148cecdc1b97a999b10eaa930d9cfca5 (patch) | |
tree | c8c5b2c3884b19c5807ded1339e3652f0b386fbb | |
parent | 3963d943f8a9b4ef89f000b5e1424e63dba920f5 (diff) |
dnsd: fix unaligned access problem
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
-rw-r--r-- | networking/dnsd.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/networking/dnsd.c b/networking/dnsd.c index c76a54f9e..1a99040ac 100644 --- a/networking/dnsd.c +++ b/networking/dnsd.c @@ -44,10 +44,15 @@ struct dns_head { uint16_t nauth; uint16_t nadd; }; +/* Structure used to access type and class fields. + * They are totally unaligned, but gcc 4.3.4 thinks that pointer of type uint16_t* + * is 16-bit aligned and replaces 16-bit memcpy (in move_from_unaligned16 macro) + * with aligned halfword access on arm920t! + * Oh well. Slapping PACKED everywhere seems to help: */ struct type_and_class { - uint16_t type; - uint16_t class; -}; + uint16_t type PACKED; + uint16_t class PACKED; +} PACKED; /* element of known name, ip address and reversed ip address */ struct dns_entry { struct dns_entry *next; |