From: Cosmin-Gabriel Samoila <gabrielcsmo@gmail.com>
To: isdn@linux-pingi.de
Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
Cosmin-Gabriel Samoila <gabrielcsmo@gmail.com>
Subject: [PATCH] Drivers: isdn: hisax: isac.c: Fix assignment and check into one expression.
Date: Sat, 26 Mar 2016 02:49:50 +0200 [thread overview]
Message-ID: <1458953390-7306-1-git-send-email-gabrielcsmo@gmail.com> (raw)
Fix variable assignment inside if statement. It is error-prone and hard to read.
Signed-off-by: Cosmin-Gabriel Samoila <gabrielcsmo@gmail.com>
---
drivers/isdn/hisax/isac.c | 15 ++++++++++-----
1 file changed, 10 insertions(+), 5 deletions(-)
diff --git a/drivers/isdn/hisax/isac.c b/drivers/isdn/hisax/isac.c
index 7fdf78f..df7e05c 100644
--- a/drivers/isdn/hisax/isac.c
+++ b/drivers/isdn/hisax/isac.c
@@ -215,9 +215,11 @@ isac_interrupt(struct IsdnCardState *cs, u_char val)
if (count == 0)
count = 32;
isac_empty_fifo(cs, count);
- if ((count = cs->rcvidx) > 0) {
+ count = cs->rcvidx;
+ if (count > 0) {
cs->rcvidx = 0;
- if (!(skb = alloc_skb(count, GFP_ATOMIC)))
+ skb = alloc_skb(count, GFP_ATOMIC);
+ if (!skb)
printk(KERN_WARNING "HiSax: D receive out of memory\n");
else {
memcpy(skb_put(skb, count), cs->rcvbuf, count);
@@ -251,7 +253,8 @@ isac_interrupt(struct IsdnCardState *cs, u_char val)
cs->tx_skb = NULL;
}
}
- if ((cs->tx_skb = skb_dequeue(&cs->sq))) {
+ cs->tx_skb = skb_dequeue(&cs->sq);
+ if (cs->tx_skb) {
cs->tx_cnt = 0;
isac_fill_fifo(cs);
} else
@@ -313,7 +316,8 @@ afterXPR:
#if ARCOFI_USE
if (v1 & 0x08) {
if (!cs->dc.isac.mon_rx) {
- if (!(cs->dc.isac.mon_rx = kmalloc(MAX_MON_FRAME, GFP_ATOMIC))) {
+ cs->dc.isac.mon_rx = kmalloc(MAX_MON_FRAME, GFP_ATOMIC);
+ if (!cs->dc.isac.mon_rx) {
if (cs->debug & L1_DEB_WARN)
debugl1(cs, "ISAC MON RX out of memory!");
cs->dc.isac.mocr &= 0xf0;
@@ -343,7 +347,8 @@ afterXPR:
afterMONR0:
if (v1 & 0x80) {
if (!cs->dc.isac.mon_rx) {
- if (!(cs->dc.isac.mon_rx = kmalloc(MAX_MON_FRAME, GFP_ATOMIC))) {
+ cs->dc.isac.mon_rx = kmalloc(MAX_MON_FRAME, GFP_ATOMIC);
+ if (!cs->dc.isac.mon_rx) {
if (cs->debug & L1_DEB_WARN)
debugl1(cs, "ISAC MON RX out of memory!");
cs->dc.isac.mocr &= 0x0f;
--
1.9.1
next reply other threads:[~2016-03-26 0:49 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-26 0:49 Cosmin-Gabriel Samoila [this message]
2016-03-28 2:43 ` [PATCH] Drivers: isdn: hisax: isac.c: Fix assignment and check into one expression David Miller
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