[systemd-commits] src/core

Lennart Poettering lennart at kemper.freedesktop.org
Wed May 13 07:33:08 PDT 2015


 src/core/manager.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

New commits:
commit f42348ace7feb2311593b8cf6c876856eecf256a
Author: Cristian Rodríguez <crrodriguez at opensuse.org>
Date:   Mon May 11 23:30:38 2015 -0300

    core: fix memory leak in manager_run_generators()
    
    If systemd is built with GCC address sanitizer or leak sanitizer
    the following memory leak ocurs:
    
    May 12 02:02:46 linux.site systemd[326]: =================================================================
    May 12 02:02:46 linux.site systemd[326]: ==326==ERROR: LeakSanitizer: detected memory leaks
    May 12 02:02:46 linux.site systemd[326]: Direct leak of 101 byte(s) in 3 object(s) allocated from:
    May 12 02:02:46 linux.site systemd[326]: #0 0x7fd1f504993f in strdup (/usr/lib64/libasan.so.2+0x6293f)
    May 12 02:02:46 linux.site systemd[326]: #1 0x55d6ffac5336 in strv_new_ap src/shared/strv.c:163
    May 12 02:02:46 linux.site systemd[326]: #2 0x55d6ffac56a9 in strv_new src/shared/strv.c:185
    May 12 02:02:46 linux.site systemd[326]: #3 0x55d6ffa80272 in generator_paths src/shared/path-lookup.c:223
    May 12 02:02:46 linux.site systemd[326]: #4 0x55d6ff9bdb0f in manager_run_generators src/core/manager.c:2828
    May 12 02:02:46 linux.site systemd[326]: #5 0x55d6ff9b1a10 in manager_startup src/core/manager.c:1121
    May 12 02:02:46 linux.site systemd[326]: #6 0x55d6ff9a78e3 in main src/core/main.c:1667
    May 12 02:02:46 linux.site systemd[326]: #7 0x7fd1f394e8c4 in __libc_start_main (/lib64/libc.so.6+0x208c4)
    May 12 02:02:46 linux.site systemd[326]: Direct leak of 29 byte(s) in 1 object(s) allocated from:
    May 12 02:02:46 linux.site systemd[326]: #0 0x7fd1f504993f in strdup (/usr/lib64/libasan.so.2+0x6293f)
    May 12 02:02:46 linux.site systemd[326]: #1 0x55d6ffac5288 in strv_new_ap src/shared/strv.c:152
    May 12 02:02:46 linux.site systemd[326]: #2 0x55d6ffac56a9 in strv_new src/shared/strv.c:185
    May 12 02:02:46 linux.site systemd[326]: #3 0x55d6ffa80272 in generator_paths src/shared/path-lookup.c:223
    May 12 02:02:46 linux.site systemd[326]: #4 0x55d6ff9bdb0f in manager_run_generators src/core/manager.c:2828
    May 12 02:02:46 linux.site systemd[326]: #5 0x55d6ff9b1a10 in manager_startup src/core/manager.c:1121
    May 12 02:02:46 linux.site systemd[326]: #6 0x55d6ff9a78e3 in main src/core/main.c:1667
    May 12 02:02:46 linux.site systemd[326]: #7 0x7fd1f394e8c4 in __libc_start_main (/lib64/libc.so.6+0x208c4)
    May 12 02:02:46 linux.site systemd[326]: SUMMARY: AddressSanitizer: 130 byte(s) leaked in 4 allocation(s).
    
    There is a leak due to the the use of cleanup_free instead _cleanup_strv_free_

diff --git a/src/core/manager.c b/src/core/manager.c
index e547f71..2fddc44 100644
--- a/src/core/manager.c
+++ b/src/core/manager.c
@@ -2815,7 +2815,7 @@ static void trim_generator_dir(Manager *m, char **generator) {
 }
 
 static int manager_run_generators(Manager *m) {
-        _cleanup_free_ char **paths = NULL;
+        _cleanup_strv_free_ char **paths = NULL;
         const char *argv[5];
         char **path;
         int r;



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