Commit-ID: ca7ce82a280a65c377c24c95c29b1dec6e80b428 Gitweb: http://git.kernel.org/tip/ca7ce82a280a65c377c24c95c29b1dec6e80b428 Author: Vaishali Thakkar <[email protected]> AuthorDate: Thu, 28 Apr 2016 22:16:57 +0530 Committer: Arnaldo Carvalho de Melo <[email protected]> CommitDate: Thu, 28 Apr 2016 15:37:52 -0300
perf tests: Do not use sizeof on pointer type Using sizeof on a malloced pointer type will return the wordsize which can often cause one to allocate a buffer much smaller than it is needed. So, here do not use sizeof on pointer type. Note that this has no effect on runtime because 'dsos' is a pointer to a pointer. Problem found using Coccinelle. Signed-off-by: Vaishali Thakkar <[email protected]> Cc: Alexander Shishkin <[email protected]> Cc: Peter Zijlstra <[email protected]> Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: Arnaldo Carvalho de Melo <[email protected]> --- tools/perf/tests/dso-data.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/tests/dso-data.c b/tools/perf/tests/dso-data.c index dc673ff..8cf0d9e 100644 --- a/tools/perf/tests/dso-data.c +++ b/tools/perf/tests/dso-data.c @@ -202,7 +202,7 @@ static int dsos__create(int cnt, int size) { int i; - dsos = malloc(sizeof(dsos) * cnt); + dsos = malloc(sizeof(*dsos) * cnt); TEST_ASSERT_VAL("failed to alloc dsos array", dsos); for (i = 0; i < cnt; i++) {
