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Fixed a hardware-stack leak.

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This commit is contained in:
Greg King 2015-07-17 20:36:56 -04:00
parent dd7e55820c
commit 0b6bcb565e
1 changed files with 6 additions and 3 deletions
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9
libsrc/common/vsnprintf.s
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@ -2,7 +2,7 @@
; int __fastcall__ vsnprintf (char* Buf, size_t size, const char* Format, va_list ap); ; int __fastcall__ vsnprintf (char* Buf, size_t size, const char* Format, va_list ap);
; ;
; 2009-09-26, Ullrich von Bassewitz ; 2009-09-26, Ullrich von Bassewitz
; 2015-07-09, Greg King ; 2015-07-17, Greg King
; ;
.export _vsnprintf, vsnprintf .export _vsnprintf, vsnprintf
@ -131,12 +131,15 @@ L4: lda ccount+0
; Bail out if size is too high. ; Bail out if size is too high.
L9: lda #ERANGE L9: ldy #ERANGE
.byte $2C ;(bit $xxxx) .byte $2C ;(bit $xxxx)
; NULL buffer pointers usually are invalid. ; NULL buffer pointers usually are invalid.
L0: lda #EINVAL L0: ldy #EINVAL
pla ; Drop ap
pla
tya
jsr __directerrno ; Return -1 jsr __directerrno ; Return -1
jmp incsp6 ; Drop parameters jmp incsp6 ; Drop parameters