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authorDenys Vlasenko2009-10-17 23:23:45 +0200
committerDenys Vlasenko2009-10-17 23:23:45 +0200
commit7d8ab846d1f6044cc6c1fc5e3b1a586a9d78637c (patch)
tree1501d65c0e5329f4b0d433f47332be815b0d916c /util-linux/mkfs_ext2.c
parent45887751827cb6316218536937ac846b1b062661 (diff)
downloadbusybox-7d8ab846d1f6044cc6c1fc5e3b1a586a9d78637c.zip
busybox-7d8ab846d1f6044cc6c1fc5e3b1a586a9d78637c.tar.gz
mkfs_ext2: fix a buglet introduced in last commit
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'util-linux/mkfs_ext2.c')
-rw-r--r--util-linux/mkfs_ext2.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/util-linux/mkfs_ext2.c b/util-linux/mkfs_ext2.c
index e4c3e17..41f37c2 100644
--- a/util-linux/mkfs_ext2.c
+++ b/util-linux/mkfs_ext2.c
@@ -112,11 +112,14 @@ static uint32_t has_super(uint32_t x)
48828125, 129140163, 244140625, 282475249, 387420489,
1162261467, 1220703125, 1977326743, 3486784401/* >2^31 */,
};
- unsigned i;
- for (i = ARRAY_SIZE(supers); --i >= 0;)
- if (x == supers[i])
+ const uint32_t *sp = supers + ARRAY_SIZE(supers)-1;
+ while (1) {
+ if (x == *sp)
return 1;
- return 0;
+ if (0 == *sp)
+ return 0;
+ sp--;
+ }
}
#endif