Fail if detecting an unknown option

This patch changes qemu-img to exit if an unknown option is detected,
instead of trying to continue with a set of arguments which may be
incorrect.

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>

diff --git a/qemu-img.c b/qemu-img.c
index cc77048f045dedf88fcc0dca429021fb45a6480a..6fd52e9e94278997635fe57208a0939ac8126a60 100644 (file)
--- a/qemu-img.c
+++ b/qemu-img.c
@@ -309,6 +309,7 @@ static int img_create(int argc, char **argv)
             break;
         }
         switch(c) {
+        case '?':
         case 'h':
             help();
             break;
@@ -477,6 +478,7 @@ static int img_check(int argc, char **argv)
             break;
         }
         switch(c) {
+        case '?':
         case 'h':
             help();
             break;
@@ -555,6 +557,7 @@ static int img_commit(int argc, char **argv)
             break;
         }
         switch(c) {
+        case '?':
         case 'h':
             help();
             break;
@@ -693,6 +696,7 @@ static int img_convert(int argc, char **argv)
             break;
         }
         switch(c) {
+        case '?':
         case 'h':
             help();
             break;
@@ -1097,6 +1101,7 @@ static int img_info(int argc, char **argv)
             break;
         }
         switch(c) {
+        case '?':
         case 'h':
             help();
             break;
@@ -1174,6 +1179,7 @@ static int img_snapshot(int argc, char **argv)
             break;
         }
         switch(c) {
+        case '?':
         case 'h':
             help();
             return 0;
@@ -1289,6 +1295,7 @@ static int img_rebase(int argc, char **argv)
             break;
         }
         switch(c) {
+        case '?':
         case 'h':
             help();
             return 0;
@@ -1503,6 +1510,7 @@ static int img_resize(int argc, char **argv)
             break;
         }
         switch(c) {
+        case '?':
         case 'h':
             help();
             break;