Paranoid error checking in userspace utils

[palacios.git] / linux_usr / v3_create.c

diff --git a/linux_usr/v3_create.c b/linux_usr/v3_create.c
index 4bc5ab5..3605702 100644 (file)
--- a/linux_usr/v3_create.c
+++ b/linux_usr/v3_create.c
@@ -52,6 +52,10 @@ int main(int argc, char* argv[]) {
     
     // load guest image into user memory
     guest_img.guest_data = malloc(guest_img.size);
+    if (!guest_img.guest_data) {
+            printf("ERROR: could not allocate memory for guest image\n");
+            return -1;
+    }
 
     read_file(guest_fd, guest_img.size, guest_img.guest_data);