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Subject[PATCH] staging: rtl8712: simplify control flow
The function iterates an index from 0 to NUM_PMKID_CACHE and returns
the first index for which the condition is true. If no such index is
found, the function returns -1. Current code has a complex control
flow that obfuscates this simple task. Replace it with a loop.

Also, given the shortened function body, replace the long variable
name psecuritypriv with a short variable name p.

Reported by checkpatch:

WARNING: else is not generally useful after a break or return

Signed-off-by: Sevinj Aghayeva <sevinj.aghayeva@gmail.com>
---
drivers/staging/rtl8712/rtl871x_mlme.c | 25 ++++++-------------------
1 file changed, 6 insertions(+), 19 deletions(-)

diff --git a/drivers/staging/rtl8712/rtl871x_mlme.c b/drivers/staging/rtl8712/rtl871x_mlme.c
index 92b7c9c07df6..b93b33092932 100644
--- a/drivers/staging/rtl8712/rtl871x_mlme.c
+++ b/drivers/staging/rtl8712/rtl871x_mlme.c
@@ -1284,26 +1284,13 @@ int r8712_restruct_wmm_ie(struct _adapter *adapter, u8 *in_ie, u8 *out_ie,
*/
static int SecIsInPMKIDList(struct _adapter *Adapter, u8 *bssid)
{
- struct security_priv *psecuritypriv = &Adapter->securitypriv;
- int i = 0;
-
- do {
- if (psecuritypriv->PMKIDList[i].bUsed &&
- (!memcmp(psecuritypriv->PMKIDList[i].Bssid,
- bssid, ETH_ALEN)))
- break;
- i++;
-
- } while (i < NUM_PMKID_CACHE);
+ struct security_priv *p = &Adapter->securitypriv;
+ int i;

- if (i == NUM_PMKID_CACHE) {
- i = -1; /* Could not find. */
- } else {
- ; /* There is one Pre-Authentication Key for the
- * specific BSSID.
- */
- }
- return i;
+ for (i = 0; i < NUM_PMKID_CACHE; i++)
+ if (p->PMKIDList[i].bUsed && !memcmp(p->PMKIDList[i].Bssid, bssid, ETH_ALEN))
+ return i;
+ return -1;
}

sint r8712_restruct_sec_ie(struct _adapter *adapter, u8 *in_ie,
--
2.25.1
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