diff options
Diffstat (limited to 'fs/ext4/ext4_journal.c')
| -rw-r--r-- | fs/ext4/ext4_journal.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/ext4/ext4_journal.c b/fs/ext4/ext4_journal.c index 02c4ac2cb93..868a2c1804a 100644 --- a/fs/ext4/ext4_journal.c +++ b/fs/ext4/ext4_journal.c @@ -131,6 +131,13 @@ int ext4fs_log_gdt(char *gd_table) struct ext_filesystem *fs = get_fs(); short i; long int var = fs->gdtable_blkno; + + /* Make sure there is enough journal entries */ + if (fs->no_blk_pergdt > MAX_JOURNAL_ENTRIES) { + log_err("*** Not enough journal entries allocated\n"); + return -ENOMEM; + } + for (i = 0; i < fs->no_blk_pergdt; i++) { journal_ptr[gindex]->buf = zalloc(fs->blksz); if (!journal_ptr[gindex]->buf) |