diff options
| -rw-r--r-- | lib/libzfs/libzfs_util.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/lib/libzfs/libzfs_util.c b/lib/libzfs/libzfs_util.c index f55b658d0..5f6763c49 100644 --- a/lib/libzfs/libzfs_util.c +++ b/lib/libzfs/libzfs_util.c @@ -635,15 +635,22 @@ int libzfs_run_process(const char *path, char *argv[], int flags) { pid_t pid; - int rc; + int rc, devnull_fd; pid = vfork(); if (pid == 0) { + devnull_fd = open("/dev/null", O_WRONLY); + + if (devnull_fd < 0) + _exit(-1); + if (!(flags & STDOUT_VERBOSE)) - close(STDOUT_FILENO); + (void) dup2(devnull_fd, STDOUT_FILENO); if (!(flags & STDERR_VERBOSE)) - close(STDERR_FILENO); + (void) dup2(devnull_fd, STDERR_FILENO); + + close(devnull_fd); (void) execvp(path, argv); _exit(-1); |