aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c')
-rw-r--r--drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
index 4e5a6c311d1a..d8460835ff00 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
@@ -648,6 +648,11 @@ brcmf_fw_alloc_request(u32 chip, u32 chiprev,
char end = '\0';
size_t reqsz;
+ if (chiprev >= BITS_PER_TYPE(u32)) {
+ brcmf_err("Invalid chip revision %u\n", chiprev);
+ return NULL;
+ }
+
for (i = 0; i < table_size; i++) {
if (mapping_table[i].chipid == chip &&
mapping_table[i].revmask & BIT(chiprev))