[LibOS] Adjust errors in execve()'s corner cases

Signed-off-by: Michał Kowalczyk <[email protected]>
gramineproject · Aug 16, 2021 · 398727e · 398727e
1 parent 1a2275e
commit 398727e
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/LibOS/shim/src/shim_rtld.c b/LibOS/shim/src/shim_rtld.c
@@ -571,13 +571,15 @@ static int load_elf_header(struct shim_handle* file, ElfW(Ehdr)* ehdr) {
     int ret = read_file_fragment(file, ehdr, sizeof(*ehdr), /*offset=*/0);
     if (ret < 0) {
         errstring = "Failed to read ELF header from %s";
+        ret = -ENOEXEC;
         goto err;
     }
 
     ret = check_elf_header(ehdr);
     if (ret < 0) {
         errstring = "%s is not an ELF executable. Please note that Graphene doesn't support "
                     "executing scripts as executables.";
+        ret = -ENOEXEC;
         goto err;
     }