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[Qemu-devel] [PATCH] Check for invalid initrd file
From: |
M. Mohan Kumar |
Subject: |
[Qemu-devel] [PATCH] Check for invalid initrd file |
Date: |
Thu, 4 Mar 2010 14:32:24 +0530 |
User-agent: |
KMail/1.13.0 (Linux/2.6.31.12-174.2.22.fc12.x86_64; KDE/4.4.0; x86_64; ; ) |
From c5dca54f67ec6aac16c6c5e09958417b2b3ee5a1 Mon Sep 17 00:00:00 2001
From: M. Mohan Kumar <address@hidden>
Date: Thu, 4 Mar 2010 14:23:07 +0530
Subject: [PATCH] Check for invalid initrd file
When qemu is invoked with an invalid initrd file, it crashes. Following
patch prints a error message and exits if an invalid initrd is specified.
Signed-off-by: M. Mohan Kumar <address@hidden>
---
hw/pc.c | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/hw/pc.c b/hw/pc.c
index 4f6a522..551c901 100644
--- a/hw/pc.c
+++ b/hw/pc.c
@@ -669,6 +669,12 @@ static void load_linux(void *fw_cfg,
}
initrd_size = get_image_size(initrd_filename);
+ if (initrd_size < 0) {
+ fprintf(stderr, "qemu: initrd %s does not exist\n",
+ initrd_filename);
+ exit(1);
+ }
+
initrd_addr = (initrd_max-initrd_size) & ~4095;
initrd_data = qemu_malloc(initrd_size);
--
1.6.6.1
--
M. Mohan Kumar,
Linux Technology Center, IBM India
- [Qemu-devel] [PATCH] Check for invalid initrd file,
M. Mohan Kumar <=