X-Git-Url: http://git.samba.org/samba.git/?a=blobdiff_plain;f=arch%2Fpowerpc%2Fmm%2Flmb.c;h=e3a1e8dc536a5bab3ea4c48f99e530cde5971e0b;hb=df6d3916f3b7b7e2067567a256dd4f0c1ea854a2;hp=716a2906a24da373a9e892e1486e24f1316d271e;hpb=30f30e13055d1e018c70d2b1b3ff86f8c25c511b;p=sfrench%2Fcifs-2.6.git

diff --git a/arch/powerpc/mm/lmb.c b/arch/powerpc/mm/lmb.c
index 716a2906a24d..e3a1e8dc536a 100644
--- a/arch/powerpc/mm/lmb.c
+++ b/arch/powerpc/mm/lmb.c
@@ -146,6 +146,10 @@ static long __init lmb_add_region(struct lmb_region *rgn, unsigned long base,
 		unsigned long rgnbase = rgn->region[i].base;
 		unsigned long rgnsize = rgn->region[i].size;
 
+		if ((rgnbase == base) && (rgnsize == size))
+			/* Already have this region, so we're done */
+			return 0;
+
 		adjacent = lmb_addrs_adjacent(base,size,rgnbase,rgnsize);
 		if ( adjacent > 0 ) {
 			rgn->region[i].base -= size;