IMA: use unsigned int instead of long for counters

Currently IMA uses 2 longs in struct inode.  To save space (and as it
seems impossible to overflow 32 bits) we switch these to unsigned int.
The switch to unsigned does require slightly different checks for
underflow, but it isn't complex.

Signed-off-by: Eric Paris <eparis@redhat.com>
Acked-by: Mimi Zohar <zohar@linux.vnet.ibm.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/security/integrity/ima/ima_iint.c b/security/integrity/ima/ima_iint.c
index 8e64313ed182..db71a13f27fe 100644
--- a/security/integrity/ima/ima_iint.c
+++ b/security/integrity/ima/ima_iint.c
@@ -125,12 +125,12 @@ void iint_free(struct kref *kref)
         iint->version = 0;
         iint->flags = 0UL;
         if (iint->readcount != 0) {
-                printk(KERN_INFO "%s: readcount: %ld\n", __func__,
+                printk(KERN_INFO "%s: readcount: %u\n", __func__,
                        iint->readcount);
                 iint->readcount = 0;
         }
         if (iint->writecount != 0) {
-                printk(KERN_INFO "%s: writecount: %ld\n", __func__,
+                printk(KERN_INFO "%s: writecount: %u\n", __func__,
                        iint->writecount);
                 iint->writecount = 0;
         }