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e2fsprogs/e2fsprogs-1.39-32_bit_inodes.patch
Eric Sandeen 3b7ddeed65 e2fsprogs 16T fixes from upstream. 
make package metadata refer to ext3 as well as ext2.
2006-09-27 19:26:10 +00:00

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# HG changeset patch
# User tytso@mit.edu
# Date Tue Sep 12 14:56:17 2006 -0400
# Node ID 7e1e8751d2be27716166e88453b52273b7096039
# parent: 1aa8aca8acebca38b38ee003c17a045bc5fde185
Add checks to make sure inode counts don't overflow a 32-bit value
Signed-off-by: Eric Sandeen <esandeen@redhat.com>
Index: e2fsprogs-1.39-my-patches-from-ted/e2fsck/ChangeLog
===================================================================
--- e2fsprogs-1.39-my-patches-from-ted.orig/e2fsck/ChangeLog
+++ e2fsprogs-1.39-my-patches-from-ted/e2fsck/ChangeLog
@@ -6,6 +6,10 @@
2006-08-30 Eric Sandeen <esandeen@redhat.com>
+ * unix.c (show_stats): use ext2_ino_t for inode containers.
+
+2006-08-30 Eric Sandeen <esandeen@redhat.com>
+
* e2fsck.h (e2fsck): Use unsigned types for filesystem counters.
* emptydir.c (add_empty_dirblock):
* iscan.c (main):
Index: e2fsprogs-1.39-my-patches-from-ted/e2fsck/unix.c
===================================================================
--- e2fsprogs-1.39-my-patches-from-ted.orig/e2fsck/unix.c
+++ e2fsprogs-1.39-my-patches-from-ted/e2fsck/unix.c
@@ -98,7 +98,7 @@ static void usage(e2fsck_t ctx)
static void show_stats(e2fsck_t ctx)
{
ext2_filsys fs = ctx->fs;
- __u32 inodes, inodes_used;
+ ext2_ino_t inodes, inodes_used;
blk_t blocks, blocks_used;
int dir_links;
int num_files, num_links;
Index: e2fsprogs-1.39-my-patches-from-ted/lib/ext2fs/ChangeLog
===================================================================
--- e2fsprogs-1.39-my-patches-from-ted.orig/lib/ext2fs/ChangeLog
+++ e2fsprogs-1.39-my-patches-from-ted/lib/ext2fs/ChangeLog
@@ -8,6 +8,11 @@
2006-08-30 Eric Sandeen <esandeen@redhat.com>
+ * initialize.c (ext2fs_initialize): Make sure inode count does
+ not overflow 32 bits.
+
+2006-08-30 Eric Sandeen <esandeen@redhat.com>
+
* bmove.c (process_block):
* getsize.c (main):
* icount.c (ext2fs_create_icount2, insert_icount_el):
Index: e2fsprogs-1.39-my-patches-from-ted/lib/ext2fs/initialize.c
===================================================================
--- e2fsprogs-1.39-my-patches-from-ted.orig/lib/ext2fs/initialize.c
+++ e2fsprogs-1.39-my-patches-from-ted/lib/ext2fs/initialize.c
@@ -246,9 +246,8 @@ retry:
if (ipg > (unsigned) EXT2_MAX_INODES_PER_GROUP(super))
ipg = EXT2_MAX_INODES_PER_GROUP(super);
+ipg_retry:
super->s_inodes_per_group = ipg;
- if (super->s_inodes_count > ipg * fs->group_desc_count)
- super->s_inodes_count = ipg * fs->group_desc_count;
/*
* Make sure the number of inodes per group completely fills
@@ -276,6 +275,10 @@ retry:
/*
* adjust inode count to reflect the adjusted inodes_per_group
*/
+ if ((__u64)super->s_inodes_per_group * fs->group_desc_count > ~0U) {
+ ipg--;
+ goto ipg_retry;
+ }
super->s_inodes_count = super->s_inodes_per_group *
fs->group_desc_count;
super->s_free_inodes_count = super->s_inodes_count;
Index: e2fsprogs-1.39-my-patches-from-ted/misc/ChangeLog
===================================================================
--- e2fsprogs-1.39-my-patches-from-ted.orig/misc/ChangeLog
+++ e2fsprogs-1.39-my-patches-from-ted/misc/ChangeLog
@@ -5,6 +5,10 @@
2006-08-30 Eric Sandeen <esandeen@redhat.com>
+ * mke2fs.c (PRS): Disallow > 2^32 inodes at mkfs time.
+
+2006-08-30 Eric Sandeen <esandeen@redhat.com>
+
* dumpe2fs.c (list_bad_blocks):
* e2image.c (output_meta_data_blocks, write_raw_image_file):
* mke2fs.c (test_disk, handle_bad_blocks): Fix printf formats.
Index: e2fsprogs-1.39-my-patches-from-ted/misc/mke2fs.c
===================================================================
--- e2fsprogs-1.39-my-patches-from-ted.orig/misc/mke2fs.c
+++ e2fsprogs-1.39-my-patches-from-ted/misc/mke2fs.c
@@ -895,7 +895,7 @@ static void PRS(int argc, char *argv[])
double reserved_ratio = 5.0;
int sector_size = 0;
int show_version_only = 0;
- ext2_ino_t num_inodes = 0;
+ __u64 num_inodes = 0; /* u64 to catch too-large input */
errcode_t retval;
char * oldpath = getenv("PATH");
char * extended_opts = 0;
@@ -1430,6 +1430,21 @@ static void PRS(int argc, char *argv[])
fs_param.s_inode_size = inode_size;
}
+ /* Make sure number of inodes specified will fit in 32 bits */
+ if (num_inodes == 0) {
+ __u64 n;
+ n = (__u64) fs_param.s_blocks_count * blocksize / inode_ratio;
+ if (n > ~0U) {
+ com_err(program_name, 0,
+ _("too many inodes (%llu), raise inode ratio?"), n);
+ exit(1);
+ }
+ } else if (num_inodes > ~0U) {
+ com_err(program_name, 0,
+ _("too many inodes (%llu), specify < 2^32 inodes"),
+ (__u64)num_inodes);
+ exit(1);
+ }
/*
* Calculate number of inodes based on the inode ratio
*/
Index: e2fsprogs-1.39-my-patches-from-ted/resize/ChangeLog
===================================================================
--- e2fsprogs-1.39-my-patches-from-ted.orig/resize/ChangeLog
+++ e2fsprogs-1.39-my-patches-from-ted/resize/ChangeLog
@@ -1,5 +1,9 @@
2006-08-30 Eric Sandeen <esandeen@redhat.com>
+ * resize2fs.c (adjust_fs_info): Disallow > 2^32 indoes at resize time.
+
+2006-08-30 Eric Sandeen <esandeen@redhat.com>
+
* online.c (online_resize_fs): Fix printf formats.
2006-08-30 Eric Sandeen <esandeen@redhat.com>
Index: e2fsprogs-1.39-my-patches-from-ted/resize/resize2fs.c
===================================================================
--- e2fsprogs-1.39-my-patches-from-ted.orig/resize/resize2fs.c
+++ e2fsprogs-1.39-my-patches-from-ted/resize/resize2fs.c
@@ -186,6 +186,7 @@ errcode_t adjust_fs_info(ext2_filsys fs,
unsigned long i, j, old_desc_blocks, max_group;
unsigned int meta_bg, meta_bg_size;
int has_super;
+ __u64 new_inodes; /* u64 to check for overflow */
fs->super->s_blocks_count = new_size;
@@ -226,6 +227,12 @@ retry:
/*
* Adjust the number of inodes
*/
+ new_inodes =(__u64)fs->super->s_inodes_per_group * fs->group_desc_count;
+ if (new_inodes > ~0U) {
+ fprintf(stderr, _("inodes (%llu) must be less than %u"),
+ new_inodes, ~0U);
+ return EXT2_ET_TOO_MANY_INODES;
+ }
fs->super->s_inodes_count = fs->super->s_inodes_per_group *
fs->group_desc_count;
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