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authorRoel Kluin <roel.kluin@gmail.com>2009-03-04 15:01:41 -0500
committerDavid Woodhouse <David.Woodhouse@intel.com>2009-03-20 09:18:50 -0400
commitfc371a25eab8816d49c2d322d91b48a11e206018 (patch)
tree3883f39b70407c6249eae7ce84a7041750e5e3dc /fs/jffs2
parenta4b6d516a6079c6ba8dc97d185371439035a35d0 (diff)
[JFFS2] jffs2_acl_count() tests < 0 on unsigned
size_t s is unsigned and cannot be less than 0. Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'fs/jffs2')
-rw-r--r--fs/jffs2/acl.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/jffs2/acl.c b/fs/jffs2/acl.c
index d98713777a1b..6e63e8b41066 100644
--- a/fs/jffs2/acl.c
+++ b/fs/jffs2/acl.c
@@ -38,12 +38,12 @@ static int jffs2_acl_count(size_t size)
38 size_t s; 38 size_t s;
39 39
40 size -= sizeof(struct jffs2_acl_header); 40 size -= sizeof(struct jffs2_acl_header);
41 s = size - 4 * sizeof(struct jffs2_acl_entry_short); 41 if (size < 4 * sizeof(struct jffs2_acl_entry_short)) {
42 if (s < 0) {
43 if (size % sizeof(struct jffs2_acl_entry_short)) 42 if (size % sizeof(struct jffs2_acl_entry_short))
44 return -1; 43 return -1;
45 return size / sizeof(struct jffs2_acl_entry_short); 44 return size / sizeof(struct jffs2_acl_entry_short);
46 } else { 45 } else {
46 s = size - 4 * sizeof(struct jffs2_acl_entry_short);
47 if (s % sizeof(struct jffs2_acl_entry)) 47 if (s % sizeof(struct jffs2_acl_entry))
48 return -1; 48 return -1;
49 return s / sizeof(struct jffs2_acl_entry) + 4; 49 return s / sizeof(struct jffs2_acl_entry) + 4;