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authorGao Xiang <hsiangkao@linux.alibaba.com>2022-02-22 06:31:18 +0300
committerGao Xiang <hsiangkao@linux.alibaba.com>2022-03-02 16:58:45 +0300
commit22ba5e99b96f1c0dbdfa4f4e1d9751b4c8348541 (patch)
tree4d2cac2dd98935b0e7a88c3c1649078c5a6e6723 /fs
parentcfb92440ee71adcc2105b0890bb01ac3cddb8507 (diff)
downloadlinux-22ba5e99b96f1c0dbdfa4f4e1d9751b4c8348541.tar.xz
erofs: fix ztailpacking on > 4GiB filesystems
z_idataoff here is an absolute physical offset, so it should use erofs_off_t (64 bits at least). Otherwise, it'll get trimmed and cause the decompresion failure. Link: https://lore.kernel.org/r/20220222033118.20540-1-hsiangkao@linux.alibaba.com Fixes: ab92184ff8f1 ("erofs: add on-disk compressed tail-packing inline support") Reviewed-by: Yue Hu <huyue2@yulong.com> Reviewed-by: Chao Yu <chao@kernel.org> Signed-off-by: Gao Xiang <hsiangkao@linux.alibaba.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/erofs/internal.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/erofs/internal.h b/fs/erofs/internal.h
index b8272fb95fd6..5aa2cf2c2f80 100644
--- a/fs/erofs/internal.h
+++ b/fs/erofs/internal.h
@@ -325,7 +325,7 @@ struct erofs_inode {
unsigned char z_algorithmtype[2];
unsigned char z_logical_clusterbits;
unsigned long z_tailextent_headlcn;
- unsigned int z_idataoff;
+ erofs_off_t z_idataoff;
unsigned short z_idata_size;
};
#endif /* CONFIG_EROFS_FS_ZIP */