powerpc: mpc85xx/mpc86xx: Fix off-by-one boundary checking with ARRAY_SIZE
If a variable is used as array subscript, it's valid value range is
0 ... ARRAY_SIZE -1.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Andy Fleming <afleming@freescale.com>
diff --git a/arch/powerpc/cpu/mpc85xx/p1010_serdes.c b/arch/powerpc/cpu/mpc85xx/p1010_serdes.c
index e8a0387..1f7dba0 100644
--- a/arch/powerpc/cpu/mpc85xx/p1010_serdes.c
+++ b/arch/powerpc/cpu/mpc85xx/p1010_serdes.c
@@ -54,7 +54,7 @@
debug("PORDEVSR[IO_SEL_SRDS] = %x\n", srds_cfg);
- if (srds_cfg > ARRAY_SIZE(serdes1_cfg_tbl)) {
+ if (srds_cfg >= ARRAY_SIZE(serdes1_cfg_tbl)) {
printf("Invalid PORDEVSR[IO_SEL_SRDS] = %d\n", srds_cfg);
return;
}
@@ -63,7 +63,7 @@
serdes1_prtcl_map |= (1 << lane_prtcl);
}
- if (srds_cfg > ARRAY_SIZE(serdes2_cfg_tbl)) {
+ if (srds_cfg >= ARRAY_SIZE(serdes2_cfg_tbl)) {
printf("Invalid PORDEVSR[IO_SEL_SRDS] = %d\n", srds_cfg);
return;
}