Add open_memstream_unlocked() wrapper

2 files changed, 3 insertions, 8 deletions

diff --git a/src/coredump/coredump.c b/src/coredump/coredump.c
index 023701646b..ac7b972026 100644
--- a/src/coredump/coredump.c
+++ b/src/coredump/coredump.c
@@ -2,7 +2,6 @@
 
 #include <errno.h>
 #include <stdio.h>
-#include <stdio_ext.h>
 #include <sys/prctl.h>
 #include <sys/xattr.h>
 #include <unistd.h>
@@ -530,12 +529,10 @@ static int compose_open_fds(pid_t pid, char **open_fds) {
         if (proc_fdinfo_fd < 0)
                 return -errno;
 
-        stream = open_memstream(&buffer, &size);
+        stream = open_memstream_unlocked(&buffer, &size);
         if (!stream)
                 return -ENOMEM;
 
-        (void) __fsetlocking(stream, FSETLOCKING_BYCALLER);
-
         FOREACH_DIRENT(dent, proc_fd_dir, return -errno) {
                 _cleanup_fclose_ FILE *fdinfo = NULL;
                 _cleanup_free_ char *fdname = NULL;
diff --git a/src/coredump/stacktrace.c b/src/coredump/stacktrace.c
index ab1ac12a23..66b2ec8cca 100644
--- a/src/coredump/stacktrace.c
+++ b/src/coredump/stacktrace.c
@@ -2,11 +2,11 @@
 
 #include <dwarf.h>
 #include <elfutils/libdwfl.h>
-#include <stdio_ext.h>
 #include <sys/types.h>
 #include <unistd.h>
 
 #include "alloc-util.h"
+#include "fileio.h"
 #include "fd-util.h"
 #include "format-util.h"
 #include "macro.h"
@@ -126,12 +126,10 @@ int coredump_make_stack_trace(int fd, const char *executable, char **ret) {
         if (lseek(fd, 0, SEEK_SET) == (off_t) -1)
                 return -errno;
 
-        c.f = open_memstream(&buf, &sz);
+        c.f = open_memstream_unlocked(&buf, &sz);
         if (!c.f)
                 return -ENOMEM;
 
-        (void) __fsetlocking(c.f, FSETLOCKING_BYCALLER);
-
         elf_version(EV_CURRENT);
 
         c.elf = elf_begin(fd, ELF_C_READ_MMAP, NULL);