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Unverified Commit 49881542 authored by Paul Burton's avatar Paul Burton
Browse files

MIPS: Remove no-op/identity casts 



Clean up instances of casts to the type that a value already has, since
they are effectively no-ops and only serve to complicate the code.

This is the result of the following semantic patch:

  @identitycast@
  type T;
  T *A;
  @@
  -	(T *)(A)
  +	A

Signed-off-by: default avatarPaul Burton <paul.burton@mips.com>
Patchwork: https://patchwork.linux-mips.org/patch/19599/
parent 35d01794

arch/mips/kernel/relocate.c

+1 −1
Original line number Diff line number Diff line
@@ -146,7 +146,7 @@ int __init do_relocations(void *kbase_old, void *kbase_new, long offset) 
			break;



		type = (*r >> 24) & 0xff;

		loc_orig = (void *)(kbase_old + ((*r & 0x00ffffff) << 2));

		loc_orig = kbase_old + ((*r & 0x00ffffff) << 2);

		loc_new = RELOCATED(loc_orig);



		if (reloc_handlers_rel[type] == NULL) {

arch/mips/kernel/traps.c

+1 −1
Original line number Diff line number Diff line
@@ -348,7 +348,7 @@ static void __show_regs(const struct pt_regs *regs) 
 */

void show_regs(struct pt_regs *regs)

{

	__show_regs((struct pt_regs *)regs);

	__show_regs(regs);

	dump_stack();

}

arch/mips/loongson64/loongson-3/smp.c

+5 −5
Original line number Diff line number Diff line
@@ -349,7 +349,7 @@ static void loongson3_smp_finish(void) 
	write_c0_compare(read_c0_count() + mips_hpt_frequency/HZ);

	local_irq_enable();

	loongson3_ipi_write64(0,

			(void *)(ipi_mailbox_buf[cpu_logical_map(cpu)]+0x0));

			ipi_mailbox_buf[cpu_logical_map(cpu)] + 0x0);

	pr_info("CPU#%d finished, CP0_ST=%x\n",

			smp_processor_id(), read_c0_status());

}
@@ -416,13 +416,13 @@ static int loongson3_boot_secondary(int cpu, struct task_struct *idle) 
			cpu, startargs[0], startargs[1], startargs[2]);



	loongson3_ipi_write64(startargs[3],

			(void *)(ipi_mailbox_buf[cpu_logical_map(cpu)]+0x18));

			ipi_mailbox_buf[cpu_logical_map(cpu)] + 0x18);

	loongson3_ipi_write64(startargs[2],

			(void *)(ipi_mailbox_buf[cpu_logical_map(cpu)]+0x10));

			ipi_mailbox_buf[cpu_logical_map(cpu)] + 0x10);

	loongson3_ipi_write64(startargs[1],

			(void *)(ipi_mailbox_buf[cpu_logical_map(cpu)]+0x8));

			ipi_mailbox_buf[cpu_logical_map(cpu)] + 0x8);

	loongson3_ipi_write64(startargs[0],

			(void *)(ipi_mailbox_buf[cpu_logical_map(cpu)]+0x0));

			ipi_mailbox_buf[cpu_logical_map(cpu)] + 0x0);

	return 0;

}

arch/mips/pmcs-msp71xx/msp_usb.c

+2 −2
Original line number Diff line number Diff line
@@ -133,13 +133,13 @@ static int __init msp_usb_setup(void) 
	 * "D" for device-mode.	 If it works for Ethernet, why not USB...

	 *  -- hammtrev, 2007/03/22

	 */

	snprintf((char *)&envstr[0], sizeof(envstr), "usbmode");

	snprintf(&envstr[0], sizeof(envstr), "usbmode");



	/* set default host mode */

	val = 1;



	/* get environment string */

	strp = prom_getenv((char *)&envstr[0]);

	strp = prom_getenv(&envstr[0]);

	if (strp) {

		/* compare string */

		if (!strcmp(strp, "device"))

arch/mips/sgi-ip22/ip28-berr.c

+1 −1
Original line number Diff line number Diff line
@@ -464,7 +464,7 @@ void ip22_be_interrupt(int irq) 
		die_if_kernel("Oops", regs);

		force_sig(SIGBUS, current);

	} else if (debug_be_interrupt)

		show_regs((struct pt_regs *)regs);

		show_regs(regs);

}



static int ip28_be_handler(struct pt_regs *regs, int is_fixup)