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clang: ensure vg is defined

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This commit is contained in:
Zdenek Kabelac 2021-04-22 22:42:54 +02:00
parent 51fd232b8e
commit 49caa9f3b1
1 changed files with 3 additions and 3 deletions
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6
tools/pvchange.c
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@ -54,7 +54,7 @@ static int _pvchange_single(struct cmd_context *cmd, struct volume_group *vg,
} }
/* If in a VG, must change using volume group. */ /* If in a VG, must change using volume group. */
if (!is_orphan(pv)) { if (vg && !is_orphan(pv)) {
if (tagargs && !(vg->fid->fmt->features & FMT_TAGS)) { if (tagargs && !(vg->fid->fmt->features & FMT_TAGS)) {
log_error("Volume group containing %s does not " log_error("Volume group containing %s does not "
"support tags", pv_name); "support tags", pv_name);
@ -134,7 +134,7 @@ static int _pvchange_single(struct cmd_context *cmd, struct volume_group *vg,
} }
if (arg_is_set(cmd, metadataignore_ARG)) { if (arg_is_set(cmd, metadataignore_ARG)) {
if ((vg_mda_copies(vg) != VGMETADATACOPIES_UNMANAGED) && if (vg && (vg_mda_copies(vg) != VGMETADATACOPIES_UNMANAGED) &&
(arg_count(cmd, force_ARG) == PROMPT) && (arg_count(cmd, force_ARG) == PROMPT) &&
yes_no_prompt("Override preferred number of copies " yes_no_prompt("Override preferred number of copies "
"of VG %s metadata? [y/n]: ", "of VG %s metadata? [y/n]: ",
@ -175,7 +175,7 @@ static int _pvchange_single(struct cmd_context *cmd, struct volume_group *vg,
} }
log_verbose("Updating physical volume \"%s\"", pv_name); log_verbose("Updating physical volume \"%s\"", pv_name);
if (!is_orphan(pv)) { if (vg && !is_orphan(pv)) {
if (!vg_write(vg) || !vg_commit(vg)) { if (!vg_write(vg) || !vg_commit(vg)) {
log_error("Failed to store physical volume \"%s\" in " log_error("Failed to store physical volume \"%s\" in "
"volume group \"%s\"", pv_name, vg->name); "volume group \"%s\"", pv_name, vg->name);