fix aliasing error for parsing message float data

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

diff --git a/data/gen-code.pl b/data/gen-code.pl
index 5245bde..f45d28a 100755 (executable)
--- a/data/gen-code.pl
+++ b/data/gen-code.pl
@@ -19,7 +19,7 @@ my %tlv_get = (
        guint32 => "le32_to_cpu(*(uint32_t *) get_next(4))",
        gint64 => "le64_to_cpu(*(uint64_t *) get_next(8))",
        guint64 => "le64_to_cpu(*(uint64_t *) get_next(8))",
        guint32 => "le32_to_cpu(*(uint32_t *) get_next(4))",
        gint64 => "le64_to_cpu(*(uint64_t *) get_next(8))",
        guint64 => "le64_to_cpu(*(uint64_t *) get_next(8))",

-       gfloat => "({ uint32_t data = le32_to_cpu(*(uint32_t *) get_next(4)); *((float *) &data); })"
+       gfloat => "({ uint32_t data = le32_to_cpu(*(uint32_t *) get_next(4)); float _val; memcpy(&_val, &data, sizeof(_val)); _val; })"

 );
 
 my %tlv_get_be = (
 );
 
 my %tlv_get_be = (