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small cleanup in gpt partition handling

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Remove unused argument in is_pmbr_valid()
Remove unneeded initialization of local variable legacy_mbr

Signed-off-by: Olaf Hering <olaf@aepfle.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Olaf Hering 2007-05-10 22:22:42 -07:00 committed by Linus Torvalds
parent 04dd08b45b
commit 4c64c30a5c
1 changed files with 5 additions and 7 deletions
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12
fs/partitions/efi.c
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@ -152,7 +152,7 @@ last_lba(struct block_device *bdev)
}
static inline int
pmbr_part_valid(struct partition *part, u64 lastlba)
pmbr_part_valid(struct partition *part)
{
if (part->sys_ind == EFI_PMBR_OSTYPE_EFI_GPT &&
le32_to_cpu(part->start_sect) == 1UL)
@ -163,7 +163,6 @@ pmbr_part_valid(struct partition *part, u64 lastlba)
/**
* is_pmbr_valid(): test Protective MBR for validity
* @mbr: pointer to a legacy mbr structure
* @lastlba: last_lba for the whole device
*
* Description: Returns 1 if PMBR is valid, 0 otherwise.
* Validity depends on two things:
@ -171,13 +170,13 @@ pmbr_part_valid(struct partition *part, u64 lastlba)
* 2) One partition of type 0xEE is found
*/
static int
is_pmbr_valid(legacy_mbr *mbr, u64 lastlba)
is_pmbr_valid(legacy_mbr *mbr)
{
int i;
if (!mbr || le16_to_cpu(mbr->signature) != MSDOS_MBR_SIGNATURE)
return 0;
for (i = 0; i < 4; i++)
if (pmbr_part_valid(&mbr->partition_record[i], lastlba))
if (pmbr_part_valid(&mbr->partition_record[i]))
return 1;
return 0;
}
@ -516,7 +515,7 @@ find_valid_gpt(struct block_device *bdev, gpt_header **gpt, gpt_entry **ptes)
int good_pgpt = 0, good_agpt = 0, good_pmbr = 0;
gpt_header *pgpt = NULL, *agpt = NULL;
gpt_entry *pptes = NULL, *aptes = NULL;
legacy_mbr *legacymbr = NULL;
legacy_mbr *legacymbr;
u64 lastlba;
if (!bdev || !gpt || !ptes)
return 0;
@ -528,9 +527,8 @@ find_valid_gpt(struct block_device *bdev, gpt_header **gpt, gpt_entry **ptes)
if (legacymbr) {
read_lba(bdev, 0, (u8 *) legacymbr,
sizeof (*legacymbr));
good_pmbr = is_pmbr_valid(legacymbr, lastlba);
good_pmbr = is_pmbr_valid(legacymbr);
kfree(legacymbr);
legacymbr=NULL;
}
if (!good_pmbr)
goto fail;