[PATCH] tsearch.3: Simplify type usage and remove unneeded casts

Alejandro Colomar
2020-09-05T10:51:07Z

The type of `var` is `int **`, and it will work with tsearch()
anyway because of implicit cast from `void *`, so declaring it as an
`int **` simplifies the code.

Signed-off-by: Alejandro Colomar <colomar.6.4.3@gmail.com>
---
man3/tsearch.3 | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/man3/tsearch.3 b/man3/tsearch.3
index 32ddb8127..65fcadc52 100644
--- a/man3/tsearch.3
+++ b/man3/tsearch.3
@@ -323,8 +323,7 @@ action(const void *nodep, VISIT which, int depth)
int
main(void)
{
- int i, *ptr;
- void *val;
+ int i, *ptr, **val;

srand(time(NULL));
for (i = 0; i < 12; i++) {
@@ -333,7 +332,7 @@ main(void)
val = tsearch((void *) ptr, &root, compare);
if (val == NULL)
exit(EXIT_FAILURE);
- else if ((*(int **) val) != ptr)
+ else if (*val != ptr)
free(ptr);
}
twalk(root, action);
--
2.28.0