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authorBob Moore <robert.moore@intel.com>2008-04-10 17:06:39 +0200
committerLen Brown <len.brown@intel.com>2008-04-22 20:29:24 +0200
commit5eb691805f7ec5960fe9d5d7fc57a7fc3097bbd0 (patch)
treebd968bd9717f55a32ff9a30062aad025854c3bc6 /drivers/acpi/utilities/utdebug.c
parentACPICA: Fix for Alias operator to see target child objects (diff)
downloadlinux-5eb691805f7ec5960fe9d5d7fc57a7fc3097bbd0.tar.xz
linux-5eb691805f7ec5960fe9d5d7fc57a7fc3097bbd0.zip
ACPICA: Fix for fault if Load() fails
Fixed a problem with the Load operator when loading a table from a buffer object. The input buffer was prematurely zeroed and/or deleted. http://www.acpica.org/bugzilla/show_bug.cgi?id=577 Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to '')
-rw-r--r--drivers/acpi/utilities/utdebug.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/acpi/utilities/utdebug.c b/drivers/acpi/utilities/utdebug.c
index 7361204b1eef..a9148677f037 100644
--- a/drivers/acpi/utilities/utdebug.c
+++ b/drivers/acpi/utilities/utdebug.c
@@ -524,6 +524,11 @@ void acpi_ut_dump_buffer2(u8 * buffer, u32 count, u32 display)
u32 temp32;
u8 buf_char;
+ if (!buffer) {
+ acpi_os_printf("Null Buffer Pointer in DumpBuffer!\n");
+ return;
+ }
+
if ((count < 4) || (count & 0x01)) {
display = DB_BYTE_DISPLAY;
}