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| author | kcwu <kcwu@63ad8ddf-47c3-0310-b6dd-a9e9d9715204> | 2005-02-28 01:33:52 +0800 |
|---|---|---|
| committer | kcwu <kcwu@63ad8ddf-47c3-0310-b6dd-a9e9d9715204> | 2005-02-28 01:33:52 +0800 |
| commit | fca296e3aa7cbe20604b475406645d32899921c1 (patch) | |
| tree | 96bf8d0b1c2f17a8bcb83e8da6b121292bada8ff | |
| parent | 9ab044ab08421d2ccda42fed75fe55c92a59adf6 (diff) | |
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don't trust string on shm, to avoid crash
git-svn-id: http://opensvn.csie.org/pttbbs/trunk/pttbbs@2559 63ad8ddf-47c3-0310-b6dd-a9e9d9715204
| -rw-r--r-- | util/shmctl.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/util/shmctl.c b/util/shmctl.c index a0a99da3..077566ab 100644 --- a/util/shmctl.c +++ b/util/shmctl.c @@ -262,7 +262,7 @@ int utmpfix(int argc, char **argv) static int cmputmpuserid(const void * i, const void * j) { - return strcasecmp(SHM->uinfo[*(int*)i].userid, SHM->uinfo[*(int*)j].userid); + return strncasecmp(SHM->uinfo[*(int*)i].userid, SHM->uinfo[*(int*)j].userid, IDLEN); } static int @@ -280,7 +280,7 @@ cmputmpidle(const void * i, const void * j) static int cmputmpfrom(const void * i, const void * j) { - return strcmp(SHM->uinfo[*(int*)i].from, SHM->uinfo[*(int*)j].from); + return strncmp(SHM->uinfo[*(int*)i].from, SHM->uinfo[*(int*)j].from, sizeof(SHM->uinfo[0].from)); } static int |