| Message ID | 20240105183534.1110639-4-cgzones@googlemail.com (mailing list archive) |
|---|---|
| State | Accepted |
| Commit | 114f1bb16ead |
| Delegated to: | Petr Lautrbach |
| Headers | show |
| Series | [1/4] libsepol: reorder calloc(3) arguments | expand |
diff --git a/mcstrans/src/mls_level.c b/mcstrans/src/mls_level.c index 2017f117..2ee1a231 100644 --- a/mcstrans/src/mls_level.c +++ b/mcstrans/src/mls_level.c @@ -13,6 +13,8 @@ mls_level_t *mls_level_from_string(char *mls_context) } l = (mls_level_t *) calloc(1, sizeof(mls_level_t)); + if (!l) + return NULL; /* Extract low sensitivity. */ scontextp = p = mls_context; @@ -124,6 +126,9 @@ char *mls_level_to_string(mls_level_t *l) if (len == 0) return NULL; char *result = (char *)malloc(len + 1); + if (!result) + return NULL; + char *p = result; p += sprintf(p, "s%d", l->sens);
Avoid NULL dereferences on allocation failure. Reported by GCC analyzer. Signed-off-by: Christian Göttsche <cgzones@googlemail.com> --- mcstrans/src/mls_level.c | 5 +++++ 1 file changed, 5 insertions(+)