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userspace: minor typo fixes in various places

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System call arguments are indexed from 1 to 6, so arg0
is corrected to arg1 in two occasions. In addition, the
ARM function for system calls is now called z_arm_do_syscall,
so we update the inline comment in __svc handler.

Signed-off-by: Ioannis Glaropoulos <Ioannis.Glaropoulos@nordicsemi.no>
This commit is contained in:
Ioannis Glaropoulos 2019-06-28 11:49:19 +02:00 • committed by Anas Nashif
commit 5d423b8078
2 changed files with 3 additions and 3 deletions
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4
arch/arm/core/swap_helper.S
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@ -426,7 +426,7 @@ _oops:
#if defined(CONFIG_USERSPACE)
/*
* System call will setup a jump to the _do_arm_syscall function
* System call will setup a jump to the z_arm_do_syscall() function
* when the SVC returns via the bx lr.
*
* There is some trickery involved here because we have to preserve
@ -456,7 +456,7 @@ _do_syscall:
cmp r6, ip
blt valid_syscall_id
/* bad syscall id. Set arg0 to bad id and set call_id to SYSCALL_BAD */
/* bad syscall id. Set arg1 to bad id and set call_id to SYSCALL_BAD */
str r6, [r0, #0]
ldr r6, =K_SYSCALL_BAD