diff options
| -rw-r--r-- | src/libstrongswan/utils/capabilities.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/libstrongswan/utils/capabilities.c b/src/libstrongswan/utils/capabilities.c index 31a7291c9..c5e90b6c3 100644 --- a/src/libstrongswan/utils/capabilities.c +++ b/src/libstrongswan/utils/capabilities.c @@ -90,12 +90,19 @@ static bool has_group(gid_t group) return TRUE; } ngroups = sysconf(_SC_NGROUPS_MAX); - groups = calloc(ngroups, sizeof(gid_t)); + if (ngroups == -1) + { + DBG1(DBG_LIB, "getting groups for current process failed: %s", + strerror(errno)); + return FALSE; + } + groups = calloc(ngroups + 1, sizeof(gid_t)); ngroups = getgroups(ngroups, groups); if (ngroups == -1) { DBG1(DBG_LIB, "getting groups for current process failed: %s", strerror(errno)); + free(groups); return FALSE; } for (i = 0; i < ngroups; i++) |