fix serious bugs in embed_func and find_func.

This commit is contained in:
okuji committed 1999-11-06 12:09:46 +00:00
1 parent f273c77790
commit ee4e0d44b3
3 files changed
+19 -7

No files matched your search

+7 -3
View File
@@ -645,7 +645,7 @@ embed_func (char *arg, int flags)
grub_memmove ((char *) SCRATCHADDR, stage1_5_buffer + i * SECTOR_SIZE,
SECTOR_SIZE);
if (biosdisk (BIOSDISK_WRITE, current_drive, &buf_geom,
sector + i * SECTOR_SIZE, 1, SCRATCHSEG))
sector + i, 1, SCRATCHSEG))
{
errnum = ERR_WRITE;
return 1;
@@ -707,6 +707,7 @@ find_func (char *arg, int flags)
/* Floppies. */
for (drive = 0; drive < 8; drive++)
{
errnum = ERR_NONE;
current_drive = drive;
current_partition = 0xFFFFFF;
@@ -726,11 +727,12 @@ find_func (char *arg, int flags)
for (drive = 0x80; drive < 0x88; drive++)
{
unsigned long slice;
current_drive = drive;
/* FIXME: is what maximum number right? */
for (slice = 0; slice < 12; slice++)
{
errnum = ERR_NONE;
current_partition = (slice << 16) | 0xFFFF;
if (! open_device () && IS_PC_SLICE_TYPE_BSD (current_slice))
{
@@ -738,6 +740,7 @@ find_func (char *arg, int flags)
for (part = 0; part < 8; part++)
{
errnum = ERR_NONE;
current_partition = (slice << 16) | (part << 8) | 0xFF;
if (! open_device ())
continue;
@@ -754,6 +757,7 @@ find_func (char *arg, int flags)
}
else
{
errnum = ERR_NONE;
saved_drive = current_drive;
saved_partition = current_partition;
if (grub_open (filename))
@@ -765,7 +769,7 @@ find_func (char *arg, int flags)
}
}
errnum = 0;
errnum = ERR_NONE;
saved_drive = tmp_drive;
saved_partition = tmp_partition;
return 0;