e2fsck: fix gcc -Wall nits

Perhaps the most serious fix up is a type-punning warning which could
result in miscompilation with overly enthusiastic compilers.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
debian-1.42.9
Theodore Ts'o 2013-05-19 21:13:33 -04:00
parent 577c773a60
commit 68477355a9
9 changed files with 46 additions and 41 deletions

View File

@ -314,7 +314,7 @@ static errcode_t e2fsck_get_journal(e2fsck_t ctx, journal_t **ret_journal)
BLOCK_FLAG_HOLE, 0,
process_journal_block, &pb);
if ((pb.last_block + 1) * ctx->fs->blocksize <
EXT2_I_SIZE(&j_inode->i_ext2)) {
(int) EXT2_I_SIZE(&j_inode->i_ext2)) {
retval = EXT2_ET_JOURNAL_TOO_SMALL;
goto try_backup_journal;
}

View File

@ -361,8 +361,7 @@ static _INLINE_ void expand_dirent_expression(FILE *f, ext2_filsys fs, char ch,
struct problem_context *ctx)
{
struct ext2_dir_entry *dirent;
unsigned int rec_len;
int len;
unsigned int rec_len, len;
if (!ctx || !ctx->dirent)
goto no_dirent;

View File

@ -1837,12 +1837,12 @@ report_problem:
}
/* The next extent should match this index's logical start */
if (extent.e_lblk != lblk) {
struct ext2_extent_info info;
struct ext2_extent_info e_info;
ext2fs_extent_get_info(ehandle, &info);
ext2fs_extent_get_info(ehandle, &e_info);
pctx->blk = lblk;
pctx->blk2 = extent.e_lblk;
pctx->num = info.curr_level - 1;
pctx->num = e_info.curr_level - 1;
problem = PR_1_EXTENT_INDEX_START_INVALID;
if (fix_problem(ctx, problem, pctx))
ext2fs_extent_fix_parents(ehandle);
@ -1882,7 +1882,8 @@ report_problem:
}
pb->fragmented = 1;
}
while (is_dir && ++pb->last_db_block < extent.e_lblk) {
while (is_dir && (++pb->last_db_block <
(e2_blkcnt_t) extent.e_lblk)) {
pctx->errcode = ext2fs_add_dir_block2(ctx->fs->dblist,
pb->ino, 0,
pb->last_db_block);
@ -1904,7 +1905,7 @@ report_problem:
(EXT2FS_B2C(ctx->fs, blk) ==
EXT2FS_B2C(ctx->fs, pb->previous_block)) &&
(blk & EXT2FS_CLUSTER_MASK(ctx->fs)) ==
(blockcnt & EXT2FS_CLUSTER_MASK(ctx->fs)))) {
((unsigned) blockcnt & EXT2FS_CLUSTER_MASK(ctx->fs)))) {
mark_block_used(ctx, blk);
pb->num_blocks++;
}
@ -2353,7 +2354,7 @@ static int process_block(ext2_filsys fs,
(EXT2FS_B2C(ctx->fs, blk) ==
EXT2FS_B2C(ctx->fs, p->previous_block)) &&
(blk & EXT2FS_CLUSTER_MASK(ctx->fs)) ==
(blockcnt & EXT2FS_CLUSTER_MASK(ctx->fs)))) {
((unsigned) blockcnt & EXT2FS_CLUSTER_MASK(ctx->fs)))) {
mark_block_used(ctx, blk);
p->num_blocks++;
}
@ -2684,7 +2685,7 @@ static void mark_table_blocks(e2fsck_t ctx)
ext2_filsys fs = ctx->fs;
blk64_t b;
dgrp_t i;
int j;
unsigned int j;
struct problem_context pctx;
clear_problem_context(&pctx);

View File

@ -624,7 +624,6 @@ static void delete_file(e2fsck_t ctx, ext2_ino_t ino,
{
ext2_filsys fs = ctx->fs;
struct process_block_struct pb;
struct ext2_inode inode;
struct problem_context pctx;
unsigned int count;
@ -635,33 +634,35 @@ static void delete_file(e2fsck_t ctx, ext2_ino_t ino,
pctx.str = "delete_file";
pb.cur_cluster = ~0;
e2fsck_read_inode(ctx, ino, &inode, "delete_file");
if (ext2fs_inode_has_valid_blocks2(fs, &inode))
pctx.errcode = ext2fs_block_iterate3(fs, ino, BLOCK_FLAG_READ_ONLY,
block_buf, delete_file_block, &pb);
if (ext2fs_inode_has_valid_blocks2(fs, &dp->inode))
pctx.errcode = ext2fs_block_iterate3(fs, ino,
BLOCK_FLAG_READ_ONLY,
block_buf,
delete_file_block, &pb);
if (pctx.errcode)
fix_problem(ctx, PR_1B_BLOCK_ITERATE, &pctx);
if (ctx->inode_bad_map)
ext2fs_unmark_inode_bitmap2(ctx->inode_bad_map, ino);
ext2fs_inode_alloc_stats2(fs, ino, -1, LINUX_S_ISDIR(inode.i_mode));
quota_data_sub(ctx->qctx, &inode, ino, pb.dup_blocks * fs->blocksize);
quota_data_inodes(ctx->qctx, &inode, ino, -1);
ext2fs_inode_alloc_stats2(fs, ino, -1, LINUX_S_ISDIR(dp->inode.i_mode));
quota_data_sub(ctx->qctx, &dp->inode, ino,
pb.dup_blocks * fs->blocksize);
quota_data_inodes(ctx->qctx, &dp->inode, ino, -1);
/* Inode may have changed by block_iterate, so reread it */
e2fsck_read_inode(ctx, ino, &inode, "delete_file");
e2fsck_clear_inode(ctx, ino, &inode, 0, "delete_file");
if (ext2fs_file_acl_block(fs, &inode) &&
e2fsck_read_inode(ctx, ino, &dp->inode, "delete_file");
e2fsck_clear_inode(ctx, ino, &dp->inode, 0, "delete_file");
if (ext2fs_file_acl_block(fs, &dp->inode) &&
(fs->super->s_feature_compat & EXT2_FEATURE_COMPAT_EXT_ATTR)) {
count = 1;
pctx.errcode = ext2fs_adjust_ea_refcount2(fs,
ext2fs_file_acl_block(fs, &inode),
ext2fs_file_acl_block(fs, &dp->inode),
block_buf, -1, &count);
if (pctx.errcode == EXT2_ET_BAD_EA_BLOCK_NUM) {
pctx.errcode = 0;
count = 1;
}
if (pctx.errcode) {
pctx.blk = ext2fs_file_acl_block(fs, &inode);
pctx.blk = ext2fs_file_acl_block(fs, &dp->inode);
fix_problem(ctx, PR_1B_ADJ_EA_REFCOUNT, &pctx);
}
/*
@ -672,12 +673,12 @@ static void delete_file(e2fsck_t ctx, ext2_ino_t ino,
*/
if ((count == 0) ||
ext2fs_test_block_bitmap2(ctx->block_dup_map,
ext2fs_file_acl_block(fs, &inode))) {
blk64_t blk = ext2fs_file_acl_block(fs, &inode);
ext2fs_file_acl_block(fs, &dp->inode))) {
blk64_t blk = ext2fs_file_acl_block(fs, &dp->inode);
delete_file_block(fs, &blk,
BLOCK_COUNT_EXTATTR, 0, 0, &pb);
ext2fs_file_acl_block_set(fs, &inode, blk);
quota_data_sub(ctx->qctx, &inode, ino, fs->blocksize);
ext2fs_file_acl_block_set(fs, &dp->inode, blk);
quota_data_sub(ctx->qctx, &dp->inode, ino, fs->blocksize);
}
}
}

View File

@ -668,7 +668,7 @@ static void salvage_directory(ext2_filsys fs,
*/
if ((left < 0) &&
((int) rec_len + left > 8) &&
(name_len + 8 <= (int) rec_len + left) &&
((int) name_len + 8 <= (int) rec_len + left) &&
dirent->inode <= fs->super->s_inodes_count &&
strnlen(dirent->name, name_len) == name_len) {
(void) ext2fs_set_rec_len(fs, (int) rec_len + left, dirent);

View File

@ -729,12 +729,16 @@ static int scan_revoke_records(journal_t *journal, struct buffer_head *bh,
unsigned long long blocknr;
int err;
if (record_len == 4)
blocknr = ext2fs_be32_to_cpu(*((__be32 *)(bh->b_data +
offset)));
else
blocknr = ext2fs_be64_to_cpu(*((__be64 *)(bh->b_data +
offset)));
if (record_len == 4) {
__be32 b;
memcpy(&b, bh->b_data + offset, sizeof(__be32));
blocknr = ext2fs_be32_to_cpu(b);
} else {
__be64 b;
memcpy(&b, bh->b_data + offset, sizeof(__be64));
blocknr = ext2fs_be64_to_cpu(b);
}
offset += record_len;
err = journal_set_revoke(journal, blocknr, sequence);
if (err)

View File

@ -59,7 +59,7 @@ struct fill_dir_struct {
e2fsck_t ctx;
struct hash_entry *harray;
int max_array, num_array;
int dir_size;
unsigned int dir_size;
int compress;
ino_t parent;
};
@ -122,7 +122,7 @@ static int fill_dir_block(ext2_filsys fs,
if (((dir_offset + rec_len) > fs->blocksize) ||
(rec_len < 8) ||
((rec_len % 4) != 0) ||
(((dirent->name_len & 0xFF)+8) > rec_len)) {
(((dirent->name_len & 0xFF)+8U) > rec_len)) {
fd->err = EXT2_ET_DIR_CORRUPTED;
return BLOCK_ABORT;
}
@ -404,10 +404,9 @@ static errcode_t copy_dir_entries(e2fsck_t ctx,
char *block_start;
struct hash_entry *ent;
struct ext2_dir_entry *dirent;
unsigned int rec_len, prev_rec_len;
int i, left;
unsigned int rec_len, prev_rec_len, left, slack, offset;
int i;
ext2_dirhash_t prev_hash;
int offset, slack;
if (ctx->htree_slack_percentage == 255) {
profile_get_uint(ctx->profile, "options",

View File

@ -331,7 +331,8 @@ static const char *lookup_table_fallback(int num, struct str_table *table)
return buf;
}
static void die_signal_handler(int signum, siginfo_t *siginfo, void *context)
static void die_signal_handler(int signum, siginfo_t *siginfo,
void *context EXT2FS_ATTR((unused)))
{
void *stack_syms[32];
int frames;

View File

@ -465,11 +465,11 @@ void check_super_block(e2fsck_t ctx)
ext2_filsys fs = ctx->fs;
blk64_t first_block, last_block;
struct ext2_super_block *sb = fs->super;
unsigned int ipg_max;
problem_t problem;
blk64_t blocks_per_group = fs->super->s_blocks_per_group;
__u32 bpg_max, cpg_max;
int inodes_per_block;
int ipg_max;
int inode_size;
int accept_time_fudge;
int broken_system_clock;