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Drivers: isdn: hisax: isac.c: Fix assignment and check into one expression. 

Fix variable assignment inside if statement. It is error-prone and hard to read.

Signed-off-by: Cosmin-Gabriel Samoila <gabrielcsmo@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Cosmin-Gabriel Samoila 2016-03-26 02:49:50 +02:00 committed by David S. Miller
parent 995096a0a4
commit 66391b383b
1 changed files with 10 additions and 5 deletions
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15
drivers/isdn/hisax/isac.c
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@ -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;