Messages in this thread Patch in this message | | | Date | Fri, 22 Apr 2005 09:24:46 +0200 | From | Jörn Engel <> | Subject | [PATCH 9/10] squashfs: remove some more casts |
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Jörn
-- Ninety percent of everything is crap. -- Sturgeon's Law
Signed-off-by: Jörn Engel <joern@wohnheim.fh-wedel.de> ---
fs/squashfs/inode.c | 32 ++++++++++++++------------------ 1 files changed, 14 insertions(+), 18 deletions(-)
--- linux-2.6.12-rc3cow/fs/squashfs/inode.c~squashfs_cu9 2005-04-22 08:53:27.741921536 +0200 +++ linux-2.6.12-rc3cow/fs/squashfs/inode.c 2005-04-22 09:17:39.795175888 +0200 @@ -124,39 +124,35 @@ static struct buffer_head *get_block_len squashfs_sb_info *msBlk = s->s_fs_info; unsigned short temp; struct buffer_head *bh; + unsigned char *data; if (!(bh = sb_bread(s, *cur_index))) return NULL; if (msBlk->devblksize - *offset == 1) { + data = bh->b_data; if (msBlk->swap) - ((unsigned char *) &temp)[1] = *((unsigned char *) - (bh->b_data + *offset)); + ((unsigned char *) &temp)[1] = data[*offset]; else - ((unsigned char *) &temp)[0] = *((unsigned char *) - (bh->b_data + *offset)); + ((unsigned char *) &temp)[0] = data[*offset]; brelse(bh); if (!(bh = sb_bread(s, ++(*cur_index)))) return NULL; + data = bh->b_data; if (msBlk->swap) - ((unsigned char *) &temp)[0] = *((unsigned char *) - bh->b_data); + ((unsigned char *) &temp)[0] = data[0]; else - ((unsigned char *) &temp)[1] = *((unsigned char *) - bh->b_data); + ((unsigned char *) &temp)[1] = data[0]; *c_byte = temp; *offset = 1; } else { + data = bh->b_data; if (msBlk->swap) { - ((unsigned char *) &temp)[1] = *((unsigned char *) - (bh->b_data + *offset)); - ((unsigned char *) &temp)[0] = *((unsigned char *) - (bh->b_data + *offset + 1)); + ((unsigned char *) &temp)[1] = data[*offset]; + ((unsigned char *) &temp)[0] = data[*offset + 1]; } else { - ((unsigned char *) &temp)[0] = *((unsigned char *) - (bh->b_data + *offset)); - ((unsigned char *) &temp)[1] = *((unsigned char *) - (bh->b_data + *offset + 1)); + ((unsigned char *) &temp)[0] = data[*offset]; + ((unsigned char *) &temp)[1] = data[*offset + 1]; } *c_byte = temp; *offset += 2; @@ -169,8 +165,8 @@ static struct buffer_head *get_block_len return NULL; *offset = 0; } - if (*((unsigned char *) (bh->b_data + *offset)) != - SQUASHFS_MARKER_BYTE) { + data = bh->b_data; + if (data[*offset] != SQUASHFS_MARKER_BYTE) { ERROR("Metadata block marker corrupt @ %x\n", *cur_index); brelse(bh); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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