diff options
| author | Ahmad Masri <amasri@codeaurora.org> | 2019-02-28 12:34:52 +0300 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2019-04-03 15:34:47 +0300 |
| commit | e4a29bdd8f82627d88644971235dc12b70c4150b (patch) | |
| tree | 5b3389bcbfd5e47935c975083efe83a94abd30ee /drivers/net/wireless/ath/wil6210/debugfs.c | |
| parent | 044974fbeadee4a5c0554ee7d83d22495ad3d450 (diff) | |
| download | linux-e4a29bdd8f82627d88644971235dc12b70c4150b.tar.xz | |
wil6210: check mid is valid
Check that the mid is valid and that it does not exceed the memory
size allocated to vifs array.
Signed-off-by: Ahmad Masri <amasri@codeaurora.org>
Signed-off-by: Maya Erez <merez@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/ath/wil6210/debugfs.c')
| -rw-r--r-- | drivers/net/wireless/ath/wil6210/debugfs.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/net/wireless/ath/wil6210/debugfs.c b/drivers/net/wireless/ath/wil6210/debugfs.c index 27cb182ae423..817762f58994 100644 --- a/drivers/net/wireless/ath/wil6210/debugfs.c +++ b/drivers/net/wireless/ath/wil6210/debugfs.c @@ -1381,7 +1381,7 @@ static int link_show(struct seq_file *s, void *data) if (p->status != wil_sta_connected) continue; - vif = (mid < wil->max_vifs) ? wil->vifs[mid] : NULL; + vif = (mid < GET_MAX_VIFS(wil)) ? wil->vifs[mid] : NULL; if (vif) { rc = wil_cid_fill_sinfo(vif, i, sinfo); if (rc) @@ -1579,7 +1579,7 @@ __acquires(&p->tid_rx_lock) __releases(&p->tid_rx_lock) break; } mid = (p->status != wil_sta_unused) ? p->mid : U8_MAX; - if (mid < wil->max_vifs) { + if (mid < GET_MAX_VIFS(wil)) { struct wil6210_vif *vif = wil->vifs[mid]; if (vif->wdev.iftype == NL80211_IFTYPE_STATION && @@ -1645,7 +1645,7 @@ static int mids_show(struct seq_file *s, void *data) int i; mutex_lock(&wil->vif_mutex); - for (i = 0; i < wil->max_vifs; i++) { + for (i = 0; i < GET_MAX_VIFS(wil); i++) { vif = wil->vifs[i]; if (vif) { @@ -1866,7 +1866,7 @@ static int wil_link_stats_debugfs_show(struct seq_file *s, void *data) /* iterate over all MIDs and show per-cid statistics. Then show the * global statistics */ - for (i = 0; i < wil->max_vifs; i++) { + for (i = 0; i < GET_MAX_VIFS(wil); i++) { vif = wil->vifs[i]; seq_printf(s, "MID %d ", i); @@ -1922,7 +1922,7 @@ static ssize_t wil_link_stats_write(struct file *file, const char __user *buf, if (rc) return rc; - for (i = 0; i < wil->max_vifs; i++) { + for (i = 0; i < GET_MAX_VIFS(wil); i++) { vif = wil->vifs[i]; if (!vif) continue; |