Remove redundant casts of memory allocating functions returning void *

Return values of functions returning "void *", e.g. calloc, malloc,
realloc, xcalloc, xmalloc, and xrealloc, do not need explicit casts.

Signed-off-by: Dmitry V. Levin <ldv@altlinux.org>

2 files changed, 6 insertions, 1 deletions

diff --git a/libdwfl/ChangeLog b/libdwfl/ChangeLog
index 1fce7af2..d35674c7 100644
--- a/libdwfl/ChangeLog
+++ b/libdwfl/ChangeLog
@@ -1,3 +1,8 @@
+2021-09-06  Dmitry V. Levin  <ldv@altlinux.org>
+
+        * linux-pid-attach.c (read_cached_memory): Remove cast of malloc
+        return value.
+
 2021-06-09  Omar Sandoval  <osandov@fb.com>
 
         * link_map.c (read_addrs): Fix potential NULL pointer dereference.
diff --git a/libdwfl/linux-pid-attach.c b/libdwfl/linux-pid-attach.c
index cd534825..09cba07b 100644
--- a/libdwfl/linux-pid-attach.c
+++ b/libdwfl/linux-pid-attach.c
@@ -135,7 +135,7 @@ read_cached_memory (struct __libdwfl_pid_arg *pid_arg,
   if (mem_cache == NULL)
     {
       size_t mem_cache_size = sizeof (struct __libdwfl_remote_mem_cache);
-      mem_cache = (struct __libdwfl_remote_mem_cache *) malloc (mem_cache_size);
+      mem_cache = malloc (mem_cache_size);
       if (mem_cache == NULL)
         return false;