staging: dgnc: remove redundant !ch checks

Remove checks that are redundant since we don't have boards with partially
initialized ->channels[i].

Signed-off-by: Giedrius Statkevičius <giedrius.statkevicius@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/dgnc/dgnc_cls.c b/drivers/staging/dgnc/dgnc_cls.c
index e3564d2..a629a78 100644 (file)
--- a/drivers/staging/dgnc/dgnc_cls.c
+++ b/drivers/staging/dgnc/dgnc_cls.c
@@ -379,7 +379,7 @@ static inline void cls_parse_isr(struct dgnc_board *brd, uint port)
                return;
 
        ch = brd->channels[port];
-       if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
+       if (ch->magic != DGNC_CHANNEL_MAGIC)
                return;
 
        /* Here we try to figure out what caused the interrupt to happen */
@@ -714,8 +714,6 @@ static void cls_tasklet(unsigned long data)
                /* Loop on each port */
                for (i = 0; i < ports; i++) {
                        ch = bd->channels[i];
-                       if (!ch)
-                               continue;
 
                        /*
                         * NOTE: Remember you CANNOT hold any channel

diff --git a/drivers/staging/dgnc/dgnc_neo.c b/drivers/staging/dgnc/dgnc_neo.c
index 6312408..900e3ae 100644 (file)
--- a/drivers/staging/dgnc/dgnc_neo.c
+++ b/drivers/staging/dgnc/dgnc_neo.c
@@ -395,7 +395,7 @@ static inline void neo_parse_isr(struct dgnc_board *brd, uint port)
                return;
 
        ch = brd->channels[port];
-       if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
+       if (ch->magic != DGNC_CHANNEL_MAGIC)
                return;
 
        /* Here we try to figure out what caused the interrupt to happen */