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| author |   deraadt <deraadt@openbsd.org> | 1999-11-13 21:33:44 +0000 |
|---|---|---|
| committer | deraadt <deraadt@openbsd.org> | 1999-11-13 21:33:44 +0000 |
| commit | f949d748d847a047dd2a6ce958fc9554dc92d0c2 (patch) | |
| tree | 64933781cd8cbc65868a5c6203c242ce215b7099 | |
| parent | sync (diff) | |
| download | wireguard-openbsd-f949d748d847a047dd2a6ce958fc9554dc92d0c2.tar.xz wireguard-openbsd-f949d748d847a047dd2a6ce958fc9554dc92d0c2.zip | |
overflow fixes; chuq
| -rw-r--r-- | sys/arch/alpha/alpha/locore.s | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/sys/arch/alpha/alpha/locore.s b/sys/arch/alpha/alpha/locore.s index e7ed78d46bb..5567c507053 100644 --- a/sys/arch/alpha/alpha/locore.s +++ b/sys/arch/alpha/alpha/locore.s @@ -1,4 +1,4 @@ -/* $OpenBSD: locore.s,v 1.10 1999/09/26 11:07:32 kstailey Exp $ */ +/* $OpenBSD: locore.s,v 1.11 1999/11/13 21:33:44 deraadt Exp $ */ /* $NetBSD: locore.s,v 1.27 1996/12/03 19:54:16 cgd Exp $ */ /* @@ -858,7 +858,9 @@ LEAF(copystr, 4) LDGP(pv) mov a2, t0 /* t0 = i = len */ - beq a2, Lcopystr2 /* if (len == 0), bail out */ + bne a2, Lcopystr1 /* if (len != 0), proceed */ + ldiq t1, 1 /* else bail */ + br zero, Lcopystr2 Lcopystr1: ldq_u t1, 0(a0) /* t1 = *from */ @@ -882,7 +884,7 @@ Lcopystr2: Lcopystr3: beq t1, Lcopystr4 /* *from == '\0'; leave quietly */ - ldiq v0, ENAMETOOLONG /* *from != '\0'; error. */ + ldiq v0, ENAMETOOLONG /* *from != '\0'; error. */ RET Lcopystr4: |