[PATCH] befs: endianness annotations
split the data structures that exist in host- and disk-endian variants,
annotate the fields of disk-endian ones, propagate changes.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/fs/befs/endian.h b/fs/befs/endian.h
index 979c543..e254a20 100644
--- a/fs/befs/endian.h
+++ b/fs/befs/endian.h
@@ -68,26 +68,26 @@
/* Composite types below here */
static inline befs_block_run
-fsrun_to_cpu(const struct super_block *sb, befs_block_run n)
+fsrun_to_cpu(const struct super_block *sb, befs_disk_block_run n)
{
befs_block_run run;
if (BEFS_SB(sb)->byte_order == BEFS_BYTESEX_LE) {
- run.allocation_group = le32_to_cpu(n.allocation_group);
- run.start = le16_to_cpu(n.start);
- run.len = le16_to_cpu(n.len);
+ run.allocation_group = le32_to_cpu((__force __le32)n.allocation_group);
+ run.start = le16_to_cpu((__force __le16)n.start);
+ run.len = le16_to_cpu((__force __le16)n.len);
} else {
- run.allocation_group = be32_to_cpu(n.allocation_group);
- run.start = be16_to_cpu(n.start);
- run.len = be16_to_cpu(n.len);
+ run.allocation_group = be32_to_cpu((__force __be32)n.allocation_group);
+ run.start = be16_to_cpu((__force __be16)n.start);
+ run.len = be16_to_cpu((__force __be16)n.len);
}
return run;
}
-static inline befs_block_run
+static inline befs_disk_block_run
cpu_to_fsrun(const struct super_block *sb, befs_block_run n)
{
- befs_block_run run;
+ befs_disk_block_run run;
if (BEFS_SB(sb)->byte_order == BEFS_BYTESEX_LE) {
run.allocation_group = cpu_to_le32(n.allocation_group);
@@ -102,7 +102,7 @@
}
static inline befs_data_stream
-fsds_to_cpu(const struct super_block *sb, befs_data_stream n)
+fsds_to_cpu(const struct super_block *sb, befs_disk_data_stream n)
{
befs_data_stream data;
int i;