Staging: irda: Don't use assignment inside if statement
authorSrishti Sharma <srishtishar@gmail.com>
Fri, 15 Sep 2017 21:05:47 +0000 (02:35 +0530)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 18 Sep 2017 09:52:36 +0000 (11:52 +0200)
Write assignment statement outside of the if statement. Done
using the following semantic patch by coccinelle.

@@
identifier E;
expression F;
statement S;
@@

-if((E = F))
+E = F;
+if(E)
    S

Signed-off-by: Srishti Sharma <srishtishar@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/irda/drivers/irda-usb.c
drivers/staging/irda/drivers/mcs7780.c
drivers/staging/irda/net/irqueue.c

index 723e49b..82bfc05 100644 (file)
@@ -334,9 +334,9 @@ static void irda_usb_change_speed_xbofs(struct irda_usb_cb *self)
        urb->transfer_flags = 0;
 
        /* Irq disabled -> GFP_ATOMIC */
-       if ((ret = usb_submit_urb(urb, GFP_ATOMIC))) {
+       ret = usb_submit_urb(urb, GFP_ATOMIC);
+       if (ret)
                net_warn_ratelimited("%s(), failed Speed URB\n", __func__);
-       }
 }
 
 /*------------------------------------------------------------------*/
index c3f0b25..2b674d5 100644 (file)
@@ -605,19 +605,22 @@ static int mcs_speed_change(struct mcs_cb *mcs)
        if (mcs->new_speed <= 115200) {
                rval &= ~MCS_FIR;
 
-               if ((rst = (mcs->speed > 115200)))
+               rst = (mcs->speed > 115200);
+               if (rst)
                        mcs_set_reg(mcs, MCS_MINRXPW_REG, 0);
 
        } else if (mcs->new_speed <= 1152000) {
                rval &= ~MCS_FIR;
 
-               if ((rst = !(mcs->speed == 576000 || mcs->speed == 1152000)))
+               rst = !(mcs->speed == 576000 || mcs->speed == 1152000);
+               if (rst)
                        mcs_set_reg(mcs, MCS_MINRXPW_REG, 5);
 
        } else {
                rval |= MCS_FIR;
 
-               if ((rst = (mcs->speed != 4000000)))
+               rst = (mcs->speed != 4000000);
+               if (rst)
                        mcs_set_reg(mcs, MCS_MINRXPW_REG, 5);
 
        }
index 160dc89..5aab072 100644 (file)
@@ -217,7 +217,8 @@ static __u32 hash( const char* name)
 
        while(*name) {
                h = (h<<4) + *name++;
-               if ((g = (h & 0xf0000000)))
+               g = (h & 0xf0000000);
+               if (g)
                        h ^=g>>24;
                h &=~g;
        }