From: Darren Jenkins <[email protected]>
Coverity found an over-run @ line 364 of efi.c
This is due to the loop checking the size correctly, then adding a '\0'
after possibly hitting the end of the array.
The patch below just ensures the loop exits with one space left in the
array.
Compile tested.
Signed-off-by: Darren Jenkins <[email protected]>
Signed-off-by: Adrian Bunk <[email protected]>
---
This patch was sent by Darren Jenkins on:
- 08 Mar 2006
--- linux-2.6.16-rc5/arch/i386/kernel/efi.c.orig 2006-03-08 12:31:14.000000000 +1100
+++ linux-2.6.16-rc5/arch/i386/kernel/efi.c 2006-03-08 12:37:59.000000000 +1100
@@ -359,7 +359,7 @@ void __init efi_init(void)
*/
c16 = (efi_char16_t *) boot_ioremap(efi.systab->fw_vendor, 2);
if (c16) {
- for (i = 0; i < sizeof(vendor) && *c16; ++i)
+ for (i = 0; i < (sizeof(vendor) - 1) && *c16; ++i)
vendor[i] = *c16++;
vendor[i] = '\0';
} else
-
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