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author | njl <njl@FreeBSD.org> | 2004-10-09 20:16:06 +0000 |
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committer | njl <njl@FreeBSD.org> | 2004-10-09 20:16:06 +0000 |
commit | 8b9984e2181a28a73b5d9ab8e5cdd8ae11bf04f8 (patch) | |
tree | 41c0d6a6e70956e1ded0ff8d2e3faec5177845af /sys/ufs/ffs/fs.h | |
parent | 379f33f67e63494274ecc8fbe38edfbb09fd113e (diff) | |
download | FreeBSD-src-8b9984e2181a28a73b5d9ab8e5cdd8ae11bf04f8.zip FreeBSD-src-8b9984e2181a28a73b5d9ab8e5cdd8ae11bf04f8.tar.gz |
Fix fsbtodb() for UFS1. This fixes an overflow for file sizes >1 TB,
allowing for sizes up to 4 TB. This doesn't affect UFS2 since b is already
a 64 bit type, coincidental with daddr_t.
Submitted by: bde
Diffstat (limited to 'sys/ufs/ffs/fs.h')
-rw-r--r-- | sys/ufs/ffs/fs.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/ufs/ffs/fs.h b/sys/ufs/ffs/fs.h index c859e02..a2a5714 100644 --- a/sys/ufs/ffs/fs.h +++ b/sys/ufs/ffs/fs.h @@ -486,7 +486,7 @@ struct cg { * Turn filesystem block numbers into disk block addresses. * This maps filesystem blocks to device size blocks. */ -#define fsbtodb(fs, b) ((b) << (fs)->fs_fsbtodb) +#define fsbtodb(fs, b) ((daddr_t)(b) << (fs)->fs_fsbtodb) #define dbtofsb(fs, b) ((b) >> (fs)->fs_fsbtodb) /* |