blob: 2f79b8d823b832670f5a18f73658bc59f55ad753 (
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--- a/drivers/net/ethernet/broadcom/bgmac.c
+++ b/drivers/net/ethernet/broadcom/bgmac.c
@@ -932,9 +932,9 @@ static void bgmac_chip_reset(struct bgma
u8 et_swtype = 0;
u8 sw_type = BGMAC_CHIPCTL_1_SW_TYPE_EPHY |
BGMAC_CHIPCTL_1_IF_TYPE_MII;
- char buf[2];
+ char buf[4];
- if (bcm47xx_nvram_getenv("et_swtype", buf, 1) > 0) {
+ if (bcm47xx_nvram_getenv("et_swtype", buf, sizeof(buf)) > 0) {
if (kstrtou8(buf, 0, &et_swtype))
bgmac_err(bgmac, "Failed to parse et_swtype (%s)\n",
buf);
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