* [PATCH] cfg80211: don't pass pointer to pointer unnecessarily
@ 2019-04-11 8:59 Dan Carpenter
0 siblings, 0 replies; only message in thread
From: Dan Carpenter @ 2019-04-11 8:59 UTC (permalink / raw)
To: Johannes Berg, Sara Sharon; +Cc: linux-wireless, Luca Coelho, kernel-janitors
The cfg80211_merge_profile() and ieee802_11_find_bssid_profile() are
a bit cleaner if we just pass the merged_ie pointer instead of a pointer
to the pointer.
This isn't a functional change, it's just a clean up.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
---
include/net/cfg80211.h | 2 +-
net/mac80211/util.c | 8 ++++----
net/wireless/scan.c | 8 ++++----
3 files changed, 9 insertions(+), 9 deletions(-)
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index e42604533c99..7c01a5fe2300 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -5556,7 +5556,7 @@ bool cfg80211_is_element_inherited(const struct element *element,
size_t cfg80211_merge_profile(const u8 *ie, size_t ielen,
const struct element *mbssid_elem,
const struct element *sub_elem,
- u8 **merged_ie, size_t max_copy_len);
+ u8 *merged_ie, size_t max_copy_len);
/**
* enum cfg80211_bss_frame_type - frame type that the BSS data came from
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index da93f6898bb6..d63b6f4937fb 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -1258,7 +1258,7 @@ static size_t ieee802_11_find_bssid_profile(const u8 *start, size_t len,
struct ieee802_11_elems *elems,
u8 *transmitter_bssid,
u8 *bss_bssid,
- u8 **nontransmitted_profile)
+ u8 *nontransmitted_profile)
{
const struct element *elem, *sub;
size_t profile_len = 0;
@@ -1290,7 +1290,7 @@ static size_t ieee802_11_find_bssid_profile(const u8 *start, size_t len,
continue;
}
- memset(*nontransmitted_profile, 0, len);
+ memset(nontransmitted_profile, 0, len);
profile_len = cfg80211_merge_profile(start, len,
elem,
sub,
@@ -1299,7 +1299,7 @@ static size_t ieee802_11_find_bssid_profile(const u8 *start, size_t len,
/* found a Nontransmitted BSSID Profile */
index = cfg80211_find_ie(WLAN_EID_MULTI_BSSID_IDX,
- *nontransmitted_profile,
+ nontransmitted_profile,
profile_len);
if (!index || index[1] < 1 || index[2] == 0) {
/* Invalid MBSSID Index element */
@@ -1341,7 +1341,7 @@ u32 ieee802_11_parse_elems_crc(const u8 *start, size_t len, bool action,
ieee802_11_find_bssid_profile(start, len, elems,
transmitter_bssid,
bss_bssid,
- &nontransmitted_profile);
+ nontransmitted_profile);
non_inherit =
cfg80211_find_ext_elem(WLAN_EID_EXT_NON_INHERITANCE,
nontransmitted_profile,
diff --git a/net/wireless/scan.c b/net/wireless/scan.c
index 6956eb4bf917..c04f5451f89b 100644
--- a/net/wireless/scan.c
+++ b/net/wireless/scan.c
@@ -1501,7 +1501,7 @@ static const struct element
size_t cfg80211_merge_profile(const u8 *ie, size_t ielen,
const struct element *mbssid_elem,
const struct element *sub_elem,
- u8 **merged_ie, size_t max_copy_len)
+ u8 *merged_ie, size_t max_copy_len)
{
size_t copied_len = sub_elem->datalen;
const struct element *next_mbssid;
@@ -1509,7 +1509,7 @@ size_t cfg80211_merge_profile(const u8 *ie, size_t ielen,
if (sub_elem->datalen > max_copy_len)
return 0;
- memcpy(*merged_ie, sub_elem->data, sub_elem->datalen);
+ memcpy(merged_ie, sub_elem->data, sub_elem->datalen);
while ((next_mbssid = cfg80211_get_profile_continuation(ie, ielen,
mbssid_elem,
@@ -1518,7 +1518,7 @@ size_t cfg80211_merge_profile(const u8 *ie, size_t ielen,
if (copied_len + next_sub->datalen > max_copy_len)
break;
- memcpy(*merged_ie + copied_len, next_sub->data,
+ memcpy(merged_ie + copied_len, next_sub->data,
next_sub->datalen);
copied_len += next_sub->datalen;
}
@@ -1587,7 +1587,7 @@ static void cfg80211_parse_mbssid_data(struct wiphy *wiphy,
profile_len = cfg80211_merge_profile(ie, ielen,
elem,
sub,
- &profile,
+ profile,
ielen);
/* found a Nontransmitted BSSID Profile */
--
2.17.1
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