From 11c8238d1b0f72dffb2be563069ba5acca075f8e Mon Sep 17 00:00:00 2001
From: Denys Vlasenko <vda.linux@googlemail.com>
Date: Tue, 22 Sep 2009 03:02:21 +0200
Subject: sed: fix bug 623 (SEGV on some sed commands)
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
---
editors/sed.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/editors/sed.c b/editors/sed.c
index b74941944..e7b2c214a 100644
--- a/editors/sed.c
+++ b/editors/sed.c
@@ -690,10 +690,8 @@ static int do_subst_command(sed_cmd_t *sed_cmd, char **line_p)
if (sed_cmd->which_match)
break;
- if (*line == '\0')
- break;
//maybe (G.regmatch[0].rm_eo ? REG_NOTBOL : 0) instead of unconditional REG_NOTBOL?
- } while (regexec(current_regex, line, 10, G.regmatch, REG_NOTBOL) != REG_NOMATCH);
+ } while (*line && regexec(current_regex, line, 10, G.regmatch, REG_NOTBOL) != REG_NOMATCH);
/* Copy rest of string into output pipeline */
while (1) {
--
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