lxc-unshare: remove stack allocations

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>

diff --git a/src/lxc/tools/lxc_unshare.c b/src/lxc/tools/lxc_unshare.c
index f9a6969f8970b17da7ea79f6bbf91b3adc788106..1bc04ce9281c7c4535b95002d68fa879f41b1b94 100644 (file)
--- a/src/lxc/tools/lxc_unshare.c
+++ b/src/lxc/tools/lxc_unshare.c
@@ -398,7 +398,7 @@ int main(int argc, char *argv[])
        if (my_args.setuid) {
                uint64_t wait_val = 1;
                /* enough space to accommodate uids */
-               char *umap = (char *)alloca(100);
+               char umap[100];
 
                /* create new uid mapping using current UID and the one
                 * specified as parameter