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fdasd: Replace bzero with memset

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Replace deprecated bzero() with memset() to maintain portability and
comply with the C standard.

No functional change.

Link: https://www.man7.org/linux/man-pages/man3/bzero.3.html
Reviewed-by: Jan Höppner <hoeppner@linux.ibm.com>
Signed-off-by: Jan Polensky <japo@linux.ibm.com>
Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>
This commit is contained in:
Jan Polensky
2025-10-02 14:53:29 +02:00
committed by Jan Höppner
parent 150ae08678
commit 3f03ceb007
1 changed files with 17 additions and 17 deletions
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34
fdasd/fdasd.c
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@@ -406,7 +406,7 @@ static void fdasd_error(fdasd_anchor_t *anc, enum fdasd_failure why, char *str)
*/
static int read_line(void)
{
bzero(line_buffer, LINE_LENGTH);
memset(line_buffer, 0, LINE_LENGTH);
line_ptr = line_buffer;
if (!fgets(line_buffer, LINE_LENGTH, stdin)) {
clearerr(stdin);
@@ -493,7 +493,7 @@ static void fdasd_initialize_anchor(fdasd_anchor_t *anc)
volume_label_t *vlabel;
int i;
bzero(anc, sizeof(fdasd_anchor_t));
memset(anc, 0, sizeof(fdasd_anchor_t));
for (i = 0; i < USABLE_PARTITIONS; i++)
setpos(anc, i, -1);
@@ -519,17 +519,17 @@ static void fdasd_initialize_anchor(fdasd_anchor_t *anc)
fdasd_error(anc, malloc_failed,
"FMT9 DSCB memory allocation failed.");
bzero(anc->f4, sizeof(format4_label_t));
bzero(anc->f5, sizeof(format5_label_t));
bzero(anc->f7, sizeof(format7_label_t));
bzero(anc->f9, sizeof(format9_label_t));
memset(anc->f4, 0, sizeof(format4_label_t));
memset(anc->f5, 0, sizeof(format5_label_t));
memset(anc->f7, 0, sizeof(format7_label_t));
memset(anc->f9, 0, sizeof(format9_label_t));
vtoc_init_format9_label(anc->f9);
vlabel = malloc(sizeof(volume_label_t));
if (vlabel == NULL)
fdasd_error(anc, malloc_failed,
"Volume label memory allocation failed.");
bzero(vlabel, sizeof(volume_label_t));
memset(vlabel, 0, sizeof(volume_label_t));
anc->vlabel = vlabel;
for (i = 1; i <= USABLE_PARTITIONS; i++) {
@@ -551,7 +551,7 @@ static void fdasd_initialize_anchor(fdasd_anchor_t *anc)
if (part_info->f1 == NULL)
fdasd_error(anc, malloc_failed,
"FMT1 DSCB memory allocation failed.");
bzero(part_info->f1, sizeof(format1_label_t));
memset(part_info->f1, 0, sizeof(format1_label_t));
if (prev_part_info) {
prev_part_info->next = part_info;
@@ -1052,10 +1052,10 @@ static void fdasd_show_mapping(fdasd_anchor_t *anc)
int i = 0, j = 0, dev_len;
printf("\ndevice .........: %s\n", options.device);
bzero(str, sizeof(str));
memset(str, 0, sizeof(str));
vtoc_volume_label_get_label(anc->vlabel, str);
printf("volume label ...: %.4s\n", str);
bzero(str, sizeof(str));
memset(str, 0, sizeof(str));
vtoc_volume_label_get_volser(anc->vlabel, str);
printf("volume serial ..: %s\n\n", str);
@@ -1080,7 +1080,7 @@ static void fdasd_show_mapping(fdasd_anchor_t *anc)
if (part_info->used != 0x01)
continue;
bzero(dsname, sizeof(dsname));
memset(dsname, 0, sizeof(dsname));
strncpy(dsname, part_info->f1->DS1DSNAM, 44);
vtoc_ebcdic_dec(dsname, dsname, 44);
@@ -1103,7 +1103,7 @@ static void fdasd_print_volser(fdasd_anchor_t *anc)
{
char volser[VOLSER_LENGTH + 1];
bzero(volser, VOLSER_LENGTH);
memset(volser, 0, VOLSER_LENGTH);
vtoc_ebcdic_dec(anc->vlabel->volid, volser, VOLSER_LENGTH);
printf("%6.6s\n", volser);
}
@@ -1372,7 +1372,7 @@ static void fdasd_write_vtoc_labels(fdasd_anchor_t *anc)
}
/* write empty labels to the rest of the blocks */
bzero(&emptyf1, sizeof(emptyf1));
memset(&emptyf1, 0, sizeof(emptyf1));
while (blk < maxblk) {
vtoc_write_label(options.device, blk, &emptyf1, NULL,
NULL, NULL, NULL);
@@ -1425,7 +1425,7 @@ static void fdasd_recreate_vtoc_unconditional(fdasd_anchor_t *anc)
anc->formatted_cylinders, geo.heads);
while (part_info != NULL) {
bzero(part_info->f1, sizeof(format1_label_t));
memset(part_info->f1, 0, sizeof(format1_label_t));
if (part_info->used == 0x01) {
part_info->used = 0x00;
@@ -1826,7 +1826,7 @@ static void fdasd_process_valid_vtoc(fdasd_anchor_t *anc, unsigned long blk)
/* go through remaining labels, f4 label already done */
for (i = 1; i < geo.sectors; i++) {
bzero(&f1_label, f1_size);
memset(&f1_label, 0, f1_size);
vtoc_read_label(options.device, blk, &f1_label, NULL, NULL,
NULL);
@@ -2675,7 +2675,7 @@ static void fdasd_dequeue_old_partition(fdasd_anchor_t *anc,
part_info->start_trk = 0x0;
part_info->end_trk = 0x0;
part_info->fspace_trk = 0x0;
bzero(part_info->f1, sizeof(format1_label_t));
memset(part_info->f1, 0, sizeof(format1_label_t));
}
/*
@@ -2758,7 +2758,7 @@ static void fdasd_remove_partition(fdasd_anchor_t *anc)
if (anc->used_partitions != 0)
get_addr_of_highest_f1_f8_label(anc, &hf1);
else
bzero(&hf1, sizeof(struct cchhb));
memset(&hf1, 0, sizeof(struct cchhb));
vtoc_update_format4_label(anc->f4, &hf1, anc->f4->DS4DSREC + 1);
vtoc_set_freespace(anc->f4, anc->f5, anc->f7, '+', anc->verbose,