Messages in this thread Patch in this message | | | From | Roman Gushchin <> | Subject | [PATCH] kselftest/cgroup: fix variable dereferenced before check warning | Date | Tue, 22 May 2018 11:10:31 +0100 |
| |
cg_name(const char *root, const char *name) is always called with non-empty root and name arguments, so there is no sense in checking it in the function body (after using in strlen()).
Signed-off-by: Roman Gushchin <guro@fb.com> Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Cc: linux-kselftest@vger.kernel.org --- tools/testing/selftests/cgroup/cgroup_util.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/tools/testing/selftests/cgroup/cgroup_util.c b/tools/testing/selftests/cgroup/cgroup_util.c index 41cc3b5e5be1..b69bdeb4b9fe 100644 --- a/tools/testing/selftests/cgroup/cgroup_util.c +++ b/tools/testing/selftests/cgroup/cgroup_util.c @@ -59,8 +59,7 @@ char *cg_name(const char *root, const char *name) size_t len = strlen(root) + strlen(name) + 2; char *ret = malloc(len); - if (name) - snprintf(ret, len, "%s/%s", root, name); + snprintf(ret, len, "%s/%s", root, name); return ret; } @@ -70,8 +69,7 @@ char *cg_name_indexed(const char *root, const char *name, int index) size_t len = strlen(root) + strlen(name) + 10; char *ret = malloc(len); - if (name) - snprintf(ret, len, "%s/%s_%d", root, name, index); + snprintf(ret, len, "%s/%s_%d", root, name, index); return ret; } -- 2.14.3
| |