staging: dgap: Remove casting the return value which is a void pointer
Casting the return value which is a void pointer is redundant. The conversion from void pointer to any other pointer type is guaranteed by the C programming language. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -1013,8 +1013,10 @@ static void dgap_err(char *s)
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static struct cnode *dgap_newnode(int t)
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{
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struct cnode *n;
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if ( (n = (struct cnode *) kmalloc(sizeof(struct cnode ), GFP_ATOMIC) ) != NULL) {
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memset( (char *)n, 0, sizeof(struct cnode ) );
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n = kmalloc(sizeof(struct cnode), GFP_ATOMIC);
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if (n != NULL) {
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memset((char *)n, 0, sizeof(struct cnode));
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n->type = t;
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}
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return(n);
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@ -395,7 +395,7 @@ static ssize_t dgap_tty_state_show(struct device *d, struct device_attribute *at
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if (!d)
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return (0);
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un = (struct un_t *) dev_get_drvdata(d);
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un = dev_get_drvdata(d);
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if (!un || un->magic != DGAP_UNIT_MAGIC)
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return (0);
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ch = un->un_ch;
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@ -420,7 +420,7 @@ static ssize_t dgap_tty_baud_show(struct device *d, struct device_attribute *att
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if (!d)
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return (0);
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un = (struct un_t *) dev_get_drvdata(d);
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un = dev_get_drvdata(d);
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if (!un || un->magic != DGAP_UNIT_MAGIC)
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return (0);
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ch = un->un_ch;
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@ -445,7 +445,7 @@ static ssize_t dgap_tty_msignals_show(struct device *d, struct device_attribute
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if (!d)
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return (0);
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un = (struct un_t *) dev_get_drvdata(d);
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un = dev_get_drvdata(d);
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if (!un || un->magic != DGAP_UNIT_MAGIC)
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return (0);
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ch = un->un_ch;
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@ -479,7 +479,7 @@ static ssize_t dgap_tty_iflag_show(struct device *d, struct device_attribute *at
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if (!d)
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return (0);
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un = (struct un_t *) dev_get_drvdata(d);
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un = dev_get_drvdata(d);
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if (!un || un->magic != DGAP_UNIT_MAGIC)
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return (0);
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ch = un->un_ch;
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@ -504,7 +504,7 @@ static ssize_t dgap_tty_cflag_show(struct device *d, struct device_attribute *at
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if (!d)
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return (0);
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un = (struct un_t *) dev_get_drvdata(d);
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un = dev_get_drvdata(d);
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if (!un || un->magic != DGAP_UNIT_MAGIC)
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return (0);
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ch = un->un_ch;
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@ -529,7 +529,7 @@ static ssize_t dgap_tty_oflag_show(struct device *d, struct device_attribute *at
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if (!d)
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return (0);
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un = (struct un_t *) dev_get_drvdata(d);
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un = dev_get_drvdata(d);
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if (!un || un->magic != DGAP_UNIT_MAGIC)
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return (0);
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ch = un->un_ch;
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@ -554,7 +554,7 @@ static ssize_t dgap_tty_lflag_show(struct device *d, struct device_attribute *at
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if (!d)
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return (0);
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un = (struct un_t *) dev_get_drvdata(d);
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un = dev_get_drvdata(d);
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if (!un || un->magic != DGAP_UNIT_MAGIC)
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return (0);
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ch = un->un_ch;
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@ -579,7 +579,7 @@ static ssize_t dgap_tty_digi_flag_show(struct device *d, struct device_attribute
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if (!d)
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return (0);
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un = (struct un_t *) dev_get_drvdata(d);
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un = dev_get_drvdata(d);
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if (!un || un->magic != DGAP_UNIT_MAGIC)
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return (0);
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ch = un->un_ch;
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@ -604,7 +604,7 @@ static ssize_t dgap_tty_rxcount_show(struct device *d, struct device_attribute *
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if (!d)
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return (0);
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un = (struct un_t *) dev_get_drvdata(d);
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un = dev_get_drvdata(d);
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if (!un || un->magic != DGAP_UNIT_MAGIC)
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return (0);
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ch = un->un_ch;
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@ -629,7 +629,7 @@ static ssize_t dgap_tty_txcount_show(struct device *d, struct device_attribute *
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if (!d)
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return (0);
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un = (struct un_t *) dev_get_drvdata(d);
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un = dev_get_drvdata(d);
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if (!un || un->magic != DGAP_UNIT_MAGIC)
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return (0);
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ch = un->un_ch;
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@ -661,7 +661,7 @@ static ssize_t dgap_tty_name_show(struct device *d, struct device_attribute *att
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if (!d)
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return (0);
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un = (struct un_t *) dev_get_drvdata(d);
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un = dev_get_drvdata(d);
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if (!un || un->magic != DGAP_UNIT_MAGIC)
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return (0);
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ch = un->un_ch;
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