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udf: Remove dead code
Remove code that gets never used. Signed-off-by: Jan Kara <jack@suse.cz>
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0cc6d77e55
commit
5891d9dd2a
@ -18,59 +18,6 @@
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#include <linux/string.h>
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#include <linux/buffer_head.h>
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#if 0
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static uint8_t *udf_filead_read(struct inode *dir, uint8_t *tmpad,
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uint8_t ad_size, struct kernel_lb_addr fe_loc,
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int *pos, int *offset, struct buffer_head **bh,
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int *error)
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{
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int loffset = *offset;
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int block;
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uint8_t *ad;
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int remainder;
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*error = 0;
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ad = (uint8_t *)(*bh)->b_data + *offset;
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*offset += ad_size;
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if (!ad) {
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brelse(*bh);
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*error = 1;
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return NULL;
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}
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if (*offset == dir->i_sb->s_blocksize) {
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brelse(*bh);
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block = udf_get_lb_pblock(dir->i_sb, fe_loc, ++*pos);
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if (!block)
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return NULL;
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*bh = udf_tread(dir->i_sb, block);
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if (!*bh)
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return NULL;
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} else if (*offset > dir->i_sb->s_blocksize) {
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ad = tmpad;
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remainder = dir->i_sb->s_blocksize - loffset;
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memcpy((uint8_t *)ad, (*bh)->b_data + loffset, remainder);
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brelse(*bh);
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block = udf_get_lb_pblock(dir->i_sb, fe_loc, ++*pos);
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if (!block)
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return NULL;
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(*bh) = udf_tread(dir->i_sb, block);
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if (!*bh)
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return NULL;
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memcpy((uint8_t *)ad + remainder, (*bh)->b_data,
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ad_size - remainder);
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*offset = ad_size - remainder;
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}
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return ad;
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}
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#endif
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struct fileIdentDesc *udf_fileident_read(struct inode *dir, loff_t *nf_pos,
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struct udf_fileident_bh *fibh,
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struct fileIdentDesc *cfi,
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@ -248,39 +195,6 @@ struct fileIdentDesc *udf_get_fileident(void *buffer, int bufsize, int *offset)
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return fi;
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}
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#if 0
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static struct extent_ad *udf_get_fileextent(void *buffer, int bufsize, int *offset)
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{
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struct extent_ad *ext;
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struct fileEntry *fe;
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uint8_t *ptr;
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if ((!buffer) || (!offset)) {
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printk(KERN_ERR "udf: udf_get_fileextent() invalidparms\n");
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return NULL;
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}
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fe = (struct fileEntry *)buffer;
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if (fe->descTag.tagIdent != cpu_to_le16(TAG_IDENT_FE)) {
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udf_debug("0x%x != TAG_IDENT_FE\n",
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le16_to_cpu(fe->descTag.tagIdent));
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return NULL;
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}
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ptr = (uint8_t *)(fe->extendedAttr) +
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le32_to_cpu(fe->lengthExtendedAttr);
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if ((*offset > 0) && (*offset < le32_to_cpu(fe->lengthAllocDescs)))
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ptr += *offset;
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ext = (struct extent_ad *)ptr;
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*offset = *offset + sizeof(struct extent_ad);
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return ext;
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}
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#endif
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struct short_ad *udf_get_fileshortad(uint8_t *ptr, int maxoffset, uint32_t *offset,
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int inc)
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{
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@ -36,14 +36,10 @@ unsigned int udf_get_last_session(struct super_block *sb)
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ms_info.addr_format = CDROM_LBA;
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i = ioctl_by_bdev(bdev, CDROMMULTISESSION, (unsigned long)&ms_info);
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#define WE_OBEY_THE_WRITTEN_STANDARDS 1
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if (i == 0) {
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udf_debug("XA disk: %s, vol_desc_start=%d\n",
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(ms_info.xa_flag ? "yes" : "no"), ms_info.addr.lba);
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#if WE_OBEY_THE_WRITTEN_STANDARDS
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if (ms_info.xa_flag) /* necessary for a valid ms_info.addr */
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#endif
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vol_desc_start = ms_info.addr.lba;
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} else {
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udf_debug("CDROMMULTISESSION not supported: rc=%d\n", i);
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