53 lines
3.4 KiB
Diff
53 lines
3.4 KiB
Diff
|
Based on 77c10205bb337585c320e91af4b416f2dcc6faba Mon Sep 17 00:00:00 2001
|
||
|
|
From: Tom Gundersen <teg@jklm.no>
|
||
|
|
Date: Thu, 18 Sep 2014 13:47:00 +0200
|
||
|
|
Subject: [PATCH] shared: conf-parser - don't leak memory on error in
|
||
|
|
DEFINE_CONFIG_PARSE_ENUMV
|
||
|
|
|
||
|
|
Found by Coverity. Fixes CID #1237746.
|
||
|
|
---
|
||
|
|
src/shared/conf-parser.h | 12 +++++++++---
|
||
|
|
1 file changed, 9 insertions(+), 3 deletions(-)
|
||
|
|
|
||
|
|
--- src/shared/conf-parser.h
|
||
|
|
+++ src/shared/conf-parser.h 2014-09-18 13:14:43.730234764 +0000
|
||
|
|
@@ -171,7 +171,8 @@ int log_syntax_internal(const char *unit
|
||
|
|
void *data, \
|
||
|
|
void *userdata) { \
|
||
|
|
\
|
||
|
|
- type **enums = data, *xs, x, *ys; \
|
||
|
|
+ type **enums = data, x, *ys; \
|
||
|
|
+ _cleanup_free_ type *xs = NULL; \
|
||
|
|
char *w, *state; \
|
||
|
|
size_t l, i = 0; \
|
||
|
|
\
|
||
|
|
@@ -187,6 +188,7 @@ int log_syntax_internal(const char *unit
|
||
|
|
\
|
||
|
|
FOREACH_WORD(w, l, rvalue, state) { \
|
||
|
|
_cleanup_free_ char *en = NULL; \
|
||
|
|
+ type *new_xs; \
|
||
|
|
\
|
||
|
|
en = strndup(w, l); \
|
||
|
|
if (!en) \
|
||
|
|
@@ -212,8 +214,10 @@ int log_syntax_internal(const char *unit
|
||
|
|
continue; \
|
||
|
|
\
|
||
|
|
*(xs + i) = x; \
|
||
|
|
- xs = realloc(xs, (++i + 1) * sizeof(type)); \
|
||
|
|
- if (!xs) \
|
||
|
|
+ new_xs = realloc(xs, (++i + 1) * sizeof(type)); \
|
||
|
|
+ if (new_xs) \
|
||
|
|
+ xs = new_xs; \
|
||
|
|
+ else \
|
||
|
|
return -ENOMEM; \
|
||
|
|
\
|
||
|
|
*(xs + i) = invalid; \
|
||
|
|
@@ -221,5 +225,7 @@ int log_syntax_internal(const char *unit
|
||
|
|
\
|
||
|
|
free(*enums); \
|
||
|
|
*enums = xs; \
|
||
|
|
+ xs = NULL; \
|
||
|
|
+ \
|
||
|
|
return 0; \
|
||
|
|
}
|