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--- a/arch/mips/bcm47xx/setup.c
+++ b/arch/mips/bcm47xx/setup.c
@@ -137,6 +137,7 @@ static int bcm47xx_get_sprom_ssb(struct
char prefix[10];
if (bus->bustype == SSB_BUSTYPE_PCI) {
+ memset(out, 0, sizeof(struct ssb_sprom));
snprintf(prefix, sizeof(prefix), "pci/%u/%u/",
bus->host_pci->bus->number + 1,
PCI_SLOT(bus->host_pci->devfn));
@@ -165,6 +166,7 @@ static int bcm47xx_get_invariants(struct
if (nvram_getenv("boardrev", buf, sizeof(buf)) >= 0)
iv->boardinfo.rev = (u16)simple_strtoul(buf, NULL, 0);
+ memset(&iv->sprom, 0, sizeof(struct ssb_sprom));
bcm47xx_fill_sprom(&iv->sprom, NULL);
if (nvram_getenv("cardbus", buf, sizeof(buf)) >= 0)
@@ -263,12 +265,14 @@ static int bcm47xx_get_sprom_bcma(struct
switch (bus->hosttype) {
case BCMA_HOSTTYPE_PCI:
+ memset(out, 0, sizeof(struct ssb_sprom));
snprintf(prefix, sizeof(prefix), "pci/%u/%u/",
bus->host_pci->bus->number + 1,
PCI_SLOT(bus->host_pci->devfn));
bcm47xx_fill_sprom(out, prefix);
return 0;
case BCMA_HOSTTYPE_SOC:
+ memset(out, 0, sizeof(struct ssb_sprom));
bcm47xx_fill_sprom_ethernet(out, NULL);
core = bcma_find_core(bus, BCMA_CORE_80211);
if (core) {
--- a/arch/mips/bcm47xx/sprom.c
+++ b/arch/mips/bcm47xx/sprom.c
@@ -555,8 +555,6 @@ void bcm47xx_fill_sprom_ethernet(struct
void bcm47xx_fill_sprom(struct ssb_sprom *sprom, const char *prefix)
{
- memset(sprom, 0, sizeof(struct ssb_sprom));
-
bcm47xx_fill_sprom_ethernet(sprom, prefix);
nvram_read_u8(prefix, NULL, "sromrev", &sprom->revision, 0);
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