X-Git-Url: https://git.camperquake.de/gitweb.cgi?a=blobdiff_plain;f=module%2Fzfs%2Fzpl_inode.c;h=8376673f15f51704904f6dfef77162ab8892252c;hb=b2f25e00ec993e0cefcc70f0ccf00cf746fc1739;hp=029a4038b10b411611cc1827e409f19b081de15a;hpb=c85b224fafacafa49817101f26f0a9760a8d05d1;p=zfs.git

diff --git a/module/zfs/zpl_inode.c b/module/zfs/zpl_inode.c
index 029a403..8376673 100644
--- a/module/zfs/zpl_inode.c
+++ b/module/zfs/zpl_inode.c
@@ -85,6 +85,13 @@ zpl_mknod(struct inode *dir, struct dentry *dentry, int mode, dev_t rdev)
 	vattr_t *vap;
 	int error;
 
+	/*
+	 * We currently expect Linux to supply rdev=0 for all sockets
+	 * and fifos, but we want to know if this behavior ever changes.
+	 */
+	if (S_ISSOCK(mode) || S_ISFIFO(mode))
+		ASSERT(rdev == 0);
+
 	crhold(cr);
 	vap = kmem_zalloc(sizeof(vattr_t), KM_SLEEP);
 	vap->va_mode = mode;