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[PULL,02/25] fix qemu-system-unicore32 crashing when calling without -kernel

Message ID 36bed541ca886da735bef1e8d76d09f8849ed5dd.1501496349.git.mjt@msgid.tls.msk.ru
State New
Headers show

Commit Message

Michael Tokarev July 31, 2017, 10:21 a.m. UTC 
From: Eduardo Otubo <otubo@redhat.com>

Starting qemu-system-unicore32 without the -kernel parameter results in
an assert() returns false and aborts qemu. This patch replaces it with a
proper error message followed by exit(1).

Signed-off-by: Eduardo Otubo <otubo@redhat.com>
Tested-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
---
 hw/unicore32/puv3.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
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Patch

diff --git a/hw/unicore32/puv3.c b/hw/unicore32/puv3.c
index e9d1a60b6f..ff62efb4df 100644
--- a/hw/unicore32/puv3.c
+++ b/hw/unicore32/puv3.c
@@ -92,7 +92,10 @@  static void puv3_load_kernel(const char *kernel_filename)
     if (kernel_filename == NULL && qtest_enabled()) {
         return;
     }
-    assert(kernel_filename != NULL);
+    if (kernel_filename == NULL) {
+        error_report("kernel parameter cannot be empty");
+        exit(1);
+    }
 
     /* only zImage format supported */
     size = load_image_targphys(kernel_filename, KERNEL_LOAD_ADDR,