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hppa: Simplify handling of sanity check errors in clone.S.

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This simplifies the handling of sanity check errors in clone.S.
Adjusted a couple of comments to reflect current code.

Signed-off-by: John David Anglin <dave.anglin@bell.net>
This commit is contained in:
John David Anglin 2024-12-22 09:58:02 -05:00
parent 9bdb1487c5
commit 325db5ab7f
1 changed files with 5 additions and 6 deletions
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11
sysdeps/unix/sysv/linux/hppa/clone.S
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@ -90,6 +90,10 @@ ENTRY(__clone)
comib,=,n 0, %ret0, .LthreadStart comib,=,n 0, %ret0, .LthreadStart
bv,n %r0(%rp) bv,n %r0(%rp)
.LerrorSanity:
/* Sanity checks failed, set errno to EINVAL. */
ldi -EINVAL, %ret0
.LerrorRest: .LerrorRest:
/* Something bad happened -- no child created -- need a frame */ /* Something bad happened -- no child created -- need a frame */
ldo 64(%sp),%sp ldo 64(%sp),%sp
@ -101,11 +105,6 @@ ENTRY(__clone)
bv %r0(%rp) bv %r0(%rp)
ldo -64(%sp), %sp ldo -64(%sp), %sp
.LerrorSanity:
/* Sanity checks failed, return -1, and set errno to EINVAL. */
b .LerrorRest
ldi -EINVAL, %ret0
.LthreadStart: .LthreadStart:
/* Load up the arguments. */ /* Load up the arguments. */
ldw -60(%sp), %arg0 ldw -60(%sp), %arg0
@ -121,7 +120,7 @@ ENTRY(__clone)
ldi __NR_exit, %r20 ldi __NR_exit, %r20
/* We should not return from exit. /* We should not return from exit.
We do not restore r4, or the stack state. */ We do not restore the stack state. */
iitlbp %r0, (%sr0, %r0) iitlbp %r0, (%sr0, %r0)
PSEUDO_END(__clone) PSEUDO_END(__clone)