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config-parser: Avoid null dereference when exiting. (case: weston starts without config file.)

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backtrace:
 (gdb) bt
 #0  0xb7704424 in __kernel_vsyscall ()
 #1  0xb757ddde in raise (sig=5) at ../nptl/sysdeps/unix/sysv/linux/pt-raise.c:42
 #2  <signal handler called>
 #3  weston_config_destroy (config=0x0) at config-parser.c:508
 #4  0xb75cbc0e in x11_destroy (ec=0x93506b0) at compositor-x11.c:1473
 #5  0x0804e0e9 in main (argc=1, argv=0xbffe5354) at compositor.c:3337
This commit is contained in:
Mun Gwan-gyeong 2013-05-28 00:20:04 +09:00 committed by Kristian Høgsberg
parent 151a52834e
commit 7732540f71
1 changed files with 3 additions and 0 deletions
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3
shared/config-parser.c
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@ -505,6 +505,9 @@ weston_config_destroy(struct weston_config *config)
struct weston_config_section *s, *next_s;
struct weston_config_entry *e, *next_e;
if (config == NULL)
return;
wl_list_for_each_safe(s, next_s, &config->section_list, link) {
wl_list_for_each_safe(e, next_e, &s->entry_list, link) {
free(e->key);