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| author | Otavio Salvador <otavio@ossystems.com.br> | 2025-10-01 18:26:47 -0300 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2025-10-01 18:26:47 -0300 |
| commit | 925d4ff9b529f1521bfb34f01c54dfe6d6f21dc9 (patch) | |
| tree | 0bbc6b039eeea3bb41830ab730b53913a88e2419 /fs/exfat/fatent.c | |
| parent | 49f4ca7b487f42e14af67a5235bd806fb93c27f8 (diff) | |
| parent | 09c71a76accc2f1c288f79beb68939f897c20690 (diff) | |
Merge pull request #744 from angolini/lf-6.12.20-2.0.0_up_6.12.49toradex_6.12-2.0.x-imx
Lf 6.12.20 2.0.0 up 6.12.49
Diffstat (limited to 'fs/exfat/fatent.c')
| -rw-r--r-- | fs/exfat/fatent.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/exfat/fatent.c b/fs/exfat/fatent.c index 8df5ad6ebb10..0c60ddc24c54 100644 --- a/fs/exfat/fatent.c +++ b/fs/exfat/fatent.c @@ -461,5 +461,15 @@ int exfat_count_num_clusters(struct super_block *sb, } *ret_count = count; + + /* + * since exfat_count_used_clusters() is not called, sbi->used_clusters + * cannot be used here. + */ + if (unlikely(i == sbi->num_clusters && clu != EXFAT_EOF_CLUSTER)) { + exfat_fs_error(sb, "The cluster chain has a loop"); + return -EIO; + } + return 0; } |