From: Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>
Date: Tue, 26 Apr 2011 19:23:56 +0000 (+0200)
Subject: strv: Fix gcc unitialized variable warning
X-Git-Tag: v26~20
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=commitdiff_plain;h=aa4355f295c76704baec08509e80fcb827c023da

strv: Fix gcc unitialized variable warning

Since strv_* functions handle null arguments, this warning is actually
valid.

src/strv.c: In function ‘strv_copy’:
src/strv.c:68:21: warning: ‘k’ may be used uninitialized in this function [-Wuninitialized]
---

diff --git a/src/strv.c b/src/strv.c
index 71b77c9bb..f15aa8736 100644
--- a/src/strv.c
+++ b/src/strv.c
@@ -67,11 +67,11 @@ void strv_free(char **l) {
 char **strv_copy(char **l) {
         char **r, **k;
 
-        if (!(r = new(char*, strv_length(l)+1)))
+        if (!(k = r = new(char*, strv_length(l)+1)))
                 return NULL;
 
         if (l)
-                for (k = r; *l; k++, l++)
+                for (; *l; k++, l++)
                         if (!(*k = strdup(*l)))
                                 goto fail;