diff options
| author | Florian Zumbiehl <florz@florz.de> | 2009-08-29 16:25:47 +0200 |
|---|---|---|
| committer | Kay Sievers <kay.sievers@vrfy.org> | 2009-08-29 16:25:47 +0200 |
| commit | 72c0373f795a5c326e6bd0f7469601f492124d70 (patch) | |
| tree | db43fbf510fc068d559272f4f7537b9e21193fac | |
| parent | f46b9c2628a4d28381ab297e699d9a0530a9e945 (diff) | |
util_lookup_group(): fix memory leak if realloc() fails
| -rw-r--r-- | libudev/libudev-util-private.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/libudev/libudev-util-private.c b/libudev/libudev-util-private.c index 5b5ecb1f50..b33ee79d6b 100644 --- a/libudev/libudev-util-private.c +++ b/libudev/libudev-util-private.c @@ -154,9 +154,12 @@ gid_t util_lookup_group(struct udev *udev, const char *group) buf = NULL; gid = 0; for (;;) { - buf = realloc(buf, buflen); - if (!buf) + char *newbuf; + + newbuf = realloc(buf, buflen); + if (!newbuf) break; + buf = newbuf; errno = getgrnam_r(group, &grbuf, buf, buflen, &gr); if (gr != NULL) { gid = gr->gr_gid; |