diff options
| author | Arend van Spriel <arend@broadcom.com> | 2012-02-09 21:09:00 +0100 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2012-02-22 14:48:51 -0500 |
| commit | 2315992c2a6f395dd3dfd4ba50a164d5f3ded84d (patch) | |
| tree | bc70bc6f0d40fd3f75a4890eba733d0dcfe0fdd6 /drivers/net/wireless/brcm80211 | |
| parent | 137dabed34a13f90e068327b98329331367c9b46 (diff) | |
| download | linux-rt-2315992c2a6f395dd3dfd4ba50a164d5f3ded84d.tar.gz | |
brcm80211: fmac: resolve smatch issues in brcmfmac code
This patch resolves the following smatch issues:
wl_cfg80211.c +1377 brcmf_cfg80211_connect(65) warn: min_t truncates
here '(sme->ssid_len)' (4294967295 vs 9223372036854775807)
dhd_sdio.c +1275 brcmf_sdbrcm_rxglom(156) warn: min_t truncates here
'(pfirst->len)' (2147483647 vs 4294967295)
dhd_sdio.c +1457 brcmf_sdbrcm_rxglom(338) warn: min_t truncates here
'(pfirst->len)' (2147483647 vs 4294967295)
bcmsdh_sdmmc.c +300 brcmf_sdioh_request_buffer(10) warn: variable
dereferenced before check 'pkt' (see line 295)
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Franky (Zhenhui) Lin <frankyl@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/brcm80211')
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c | 3 | ||||
| -rw-r--r-- | drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c | 2 |
2 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c index ac71adeece51..b698a76f8550 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c @@ -294,13 +294,14 @@ int brcmf_sdioh_request_buffer(struct brcmf_sdio_dev *sdiodev, struct sk_buff *pkt) { int status; - uint pkt_len = pkt->len; + uint pkt_len; bool fifo = (fix_inc == SDIOH_DATA_FIX); brcmf_dbg(TRACE, "Enter\n"); if (pkt == NULL) return -EINVAL; + pkt_len = pkt->len; brcmf_pm_resume_wait(sdiodev, &sdiodev->request_buffer_wait); if (brcmf_pm_resume_error(sdiodev)) diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c index 74c95a597950..e95a883c77da 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c @@ -1376,7 +1376,7 @@ brcmf_cfg80211_connect(struct wiphy *wiphy, struct net_device *ndev, memset(&join_params, 0, sizeof(join_params)); join_params_size = sizeof(join_params.ssid_le); - ssid.SSID_len = min_t(u32, sizeof(ssid.SSID), sme->ssid_len); + ssid.SSID_len = min_t(u32, sizeof(ssid.SSID), (u32)sme->ssid_len); memcpy(&join_params.ssid_le.SSID, sme->ssid, ssid.SSID_len); memcpy(&ssid.SSID, sme->ssid, ssid.SSID_len); join_params.ssid_le.SSID_len = cpu_to_le32(ssid.SSID_len); |