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38852f |
---
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libmultipath/alias.c | 31 +++++++++++++++----------------
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libmultipath/propsel.c | 4 ++--
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2 files changed, 17 insertions(+), 18 deletions(-)
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Index: multipath-tools-130222/libmultipath/alias.c
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===================================================================
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--- multipath-tools-130222.orig/libmultipath/alias.c
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+++ multipath-tools-130222/libmultipath/alias.c
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@@ -149,13 +149,11 @@ rlookup_binding(FILE *f, char *buff, cha
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{
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char line[LINE_MAX];
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unsigned int line_nr = 0;
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- int id = 0;
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buff[0] = '\0';
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while (fgets(line, LINE_MAX, f)) {
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char *c, *alias, *wwid;
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- int curr_id;
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line_nr++;
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c = strpbrk(line, "#\n\r");
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@@ -164,9 +162,6 @@ rlookup_binding(FILE *f, char *buff, cha
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alias = strtok(line, " \t");
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if (!alias) /* blank line */
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continue;
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- curr_id = scan_devname(alias, prefix);
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- if (curr_id >= id)
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- id = curr_id + 1;
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wwid = strtok(NULL, " \t");
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if (!wwid){
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condlog(3,
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@@ -184,16 +179,12 @@ rlookup_binding(FILE *f, char *buff, cha
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"\nSetting wwid to %s", alias, wwid);
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strncpy(buff, wwid, WWID_SIZE);
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buff[WWID_SIZE - 1] = '\0';
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- return id;
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+ return 0;
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}
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}
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condlog(3, "No matching alias [%s] in bindings file.", map_alias);
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- /* Get the theoretical id for this map alias.
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- * Used by use_existing_alias
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- */
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- id = scan_devname(map_alias, prefix);
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- return id;
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+ return -1;
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}
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static char *
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@@ -264,9 +255,7 @@ use_existing_alias (char *wwid, char *fi
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/* lookup the binding. if it exsists, the wwid will be in buff
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* either way, id contains the id for the alias
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*/
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- id = rlookup_binding(f , buff, alias_old, prefix);
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- if (id < 0)
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- goto out;
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+ rlookup_binding(f, buff, alias_old, prefix);
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if (strlen(buff) > 0) {
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/* if buff is our wwid, it's already
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@@ -279,11 +268,21 @@ use_existing_alias (char *wwid, char *fi
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condlog(0, "alias %s already bound to wwid %s, cannot reuse",
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alias_old, buff);
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}
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- goto out;
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+ goto out;
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}
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/* allocate the existing alias in the bindings file */
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- if (can_write && id && !bindings_read_only) {
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+ id = scan_devname(alias_old, prefix);
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+ if (id <= 0)
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+ goto out;
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+
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+ if (fflush(f) != 0) {
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+ condlog(0, "cannot fflush bindings file stream : %s",
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+ strerror(errno));
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+ goto out;
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+ }
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+
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+ if (can_write && !bindings_read_only) {
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alias = allocate_binding(fd, wwid, id, prefix);
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condlog(0, "Allocated existing binding [%s] for WWID [%s]",
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alias, wwid);
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Index: multipath-tools-130222/libmultipath/propsel.c
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===================================================================
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--- multipath-tools-130222.orig/libmultipath/propsel.c
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+++ multipath-tools-130222/libmultipath/propsel.c
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@@ -263,13 +263,13 @@ select_alias (struct multipath * mp)
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goto out;
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select_alias_prefix(mp);
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-
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+
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if (strlen(mp->alias_old) > 0) {
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mp->alias = use_existing_alias(mp->wwid, conf->bindings_file,
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mp->alias_old, mp->alias_prefix,
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conf->bindings_read_only);
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memset (mp->alias_old, 0, WWID_SIZE);
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- }
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+ }
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if (mp->alias == NULL)
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mp->alias = get_user_friendly_alias(mp->wwid,
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