svn commit: r298597 - head/sys/kern

[Jamie Gritton]

Author: jamie
Date: Mon Apr 25 22:30:10 2016
New Revision: 298597
URL: https://svnweb.freebsd.org/changeset/base/298597

Log:
  Fix the logic in r298585: shm_prison_cansee returns an errno, so is
  the opposite of a boolean.
  
  PR:		48471

Modified:
  head/sys/kern/sysv_shm.c

Modified: head/sys/kern/sysv_shm.c
==============================================================================
--- head/sys/kern/sysv_shm.c	Mon Apr 25 22:25:57 2016	(r298596)
+++ head/sys/kern/sysv_shm.c	Mon Apr 25 22:30:10 2016	(r298597)
@@ -230,7 +230,7 @@ shm_find_segment(struct prison *rpr, int
 	    (!shm_allow_removed &&
 	    (shmseg->u.shm_perm.mode & SHMSEG_REMOVED) != 0) ||
 	    (is_shmid && shmseg->u.shm_perm.seq != IPCID_TO_SEQ(arg)) ||
-	    !shm_prison_cansee(rpr, shmseg))
+	    shm_prison_cansee(rpr, shmseg) != 0)
 		return (NULL);
 	return (shmseg);
 }