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arcmsr: Remove never-true NULL check from cdev callbacks.

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si_drv1 will always hold a non-NULL pointer.

Reviewed by:	imp
Differential Revision:	https://reviews.freebsd.org/D35005
This commit is contained in:
John Baldwin 2022-04-21 10:29:14 -07:00
parent a9e5e04e64
commit 108adb2ff5
1 changed files with 0 additions and 13 deletions
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13
sys/dev/arcmsr/arcmsr.c
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@ -240,11 +240,6 @@ static struct cdevsw arcmsr_cdevsw={
*/
static int arcmsr_open(struct cdev *dev, int flags, int fmt, struct thread *proc)
{
struct AdapterControlBlock *acb = dev->si_drv1;
if (acb == NULL) {
return ENXIO;
}
return (0);
}
/*
@ -253,11 +248,6 @@ static int arcmsr_open(struct cdev *dev, int flags, int fmt, struct thread *proc
*/
static int arcmsr_close(struct cdev *dev, int flags, int fmt, struct thread *proc)
{
struct AdapterControlBlock *acb = dev->si_drv1;
if (acb == NULL) {
return ENXIO;
}
return 0;
}
/*
@ -268,9 +258,6 @@ static int arcmsr_ioctl(struct cdev *dev, u_long ioctl_cmd, caddr_t arg, int fla
{
struct AdapterControlBlock *acb = dev->si_drv1;
if (acb == NULL) {
return ENXIO;
}
return (arcmsr_iop_ioctlcmd(acb, ioctl_cmd, arg));
}
/*