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strv: handle empty lists in strv_copy() properly
author
Lennart Poettering
<lennart@poettering.net>
Fri, 15 Apr 2011 23:49:20 +0000
(
01:49
+0200)
committer
Lennart Poettering
<lennart@poettering.net>
Sat, 16 Apr 2011 00:03:34 +0000
(
02:03
+0200)
src/strv.c
patch
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diff --git
a/src/strv.c
b/src/strv.c
index
c5f8df0
..
c8ebb64
100644
(file)
--- a/
src/strv.c
+++ b/
src/strv.c
@@
-70,9
+70,10
@@
char **strv_copy(char **l) {
if (!(r = new(char*, strv_length(l)+1)))
return NULL;
- for (k = r; *l; k++, l++)
- if (!(*k = strdup(*l)))
- goto fail;
+ if (l)
+ for (k = r; *l; k++, l++)
+ if (!(*k = strdup(*l)))
+ goto fail;
*k = NULL;
return r;