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Commit 4c64c30a authored by Olaf Hering's avatar Olaf Hering Committed by Linus Torvalds
Browse files

small cleanup in gpt partition handling 



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

Signed-off-by: default avatarOlaf Hering <olaf@aepfle.de>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 04dd08b4

fs/partitions/efi.c

+5 −7
Original line number Diff line number Diff line
@@ -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;