123 lines
3.7 KiB
Diff
123 lines
3.7 KiB
Diff
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autofs-5.1.7 - add a len field to struct autofs_point
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From: Ian Kent <raven@themaw.net>
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Add a path length field to struct autofs_point since the path length
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is needed at various times avoiding additional strlen() calls.
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Signed-off-by: Ian Kent <raven@themaw.net>
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---
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CHANGELOG | 1 +
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daemon/lookup.c | 2 +-
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daemon/master.c | 1 +
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include/automount.h | 1 +
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lib/mounts.c | 6 +++---
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modules/parse_amd.c | 4 ++--
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modules/parse_sun.c | 4 ++--
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7 files changed, 11 insertions(+), 8 deletions(-)
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--- autofs-5.1.4.orig/CHANGELOG
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+++ autofs-5.1.4/CHANGELOG
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@@ -30,6 +30,7 @@
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- fix program map multi-mount lookup after mount fail.
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- add some multi-mount macros.
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- remove unused functions cache_dump_multi() and cache_dump_cache().
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+- add a len field to struct autofs_point.
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xx/xx/2018 autofs-5.1.5
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- fix flag file permission.
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--- autofs-5.1.4.orig/daemon/lookup.c
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+++ autofs-5.1.4/daemon/lookup.c
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@@ -851,7 +851,7 @@ static int lookup_amd_instance(struct au
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return NSS_STATUS_UNKNOWN;
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}
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- m_key = malloc(strlen(ap->path) + strlen(MM_ROOT(me)->key) + 2);
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+ m_key = malloc(ap->len + strlen(MM_ROOT(me)->key) + 2);
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if (!m_key) {
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error(ap->logopt,
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"failed to allocate storage for search key");
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--- autofs-5.1.4.orig/daemon/master.c
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+++ autofs-5.1.4/daemon/master.c
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@@ -86,6 +86,7 @@ int master_add_autofs_point(struct maste
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free(ap);
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return 0;
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}
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+ ap->len = strlen(ap->path);
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ap->pref = NULL;
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ap->entry = entry;
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--- autofs-5.1.4.orig/include/automount.h
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+++ autofs-5.1.4/include/automount.h
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@@ -547,6 +547,7 @@ struct kernel_mod_version {
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struct autofs_point {
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pthread_t thid;
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char *path; /* Mount point name */
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+ size_t len; /* Length of mount point name */
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mode_t mode; /* Mount point mode */
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char *pref; /* amd prefix */
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int pipefd; /* File descriptor for pipe */
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--- autofs-5.1.4.orig/lib/mounts.c
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+++ autofs-5.1.4/lib/mounts.c
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@@ -1158,7 +1158,7 @@ struct mnt_list *mnts_add_mount(struct a
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if (!mp)
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goto fail;
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} else {
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- int len = strlen(ap->path) + strlen(name) + 2;
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+ int len = ap->len + strlen(name) + 2;
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mp = malloc(len);
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if (!mp)
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@@ -2489,9 +2489,9 @@ static int rmdir_path_offset(struct auto
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dir = strdup(oe->key);
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if (ap->flags & MOUNT_FLAG_GHOST)
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- split = strlen(ap->path) + strlen(MM_ROOT(oe)->key) + 1;
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+ split = ap->len + strlen(MM_ROOT(oe)->key) + 1;
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else
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- split = strlen(ap->path);
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+ split = ap->len;
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dir[split] = '\0';
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path = &dir[split + 1];
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--- autofs-5.1.4.orig/modules/parse_amd.c
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+++ autofs-5.1.4/modules/parse_amd.c
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@@ -147,7 +147,7 @@ static struct substvar *add_lookup_vars(
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struct mapent *me;
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int len;
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- len = strlen(ap->path) + 1 + key_len + 1;
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+ len = ap->len + 1 + key_len + 1;
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if (len > PATH_MAX) {
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error(ap->logopt, MODPREFIX
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"error: lookup key is greater than PATH_MAX");
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@@ -1319,7 +1319,7 @@ static int do_host_mount(struct autofs_p
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char *target;
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size_t len;
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- len = strlen(ap->path) + strlen(entry->rhost) + 2;
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+ len = ap->len + strlen(entry->rhost) + 2;
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target = malloc(len);
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if (!target) {
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warn(ap->logopt, MODPREFIX
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--- autofs-5.1.4.orig/modules/parse_sun.c
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+++ autofs-5.1.4/modules/parse_sun.c
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@@ -1156,7 +1156,7 @@ static int mount_subtree(struct autofs_p
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mm_root = mm_key;
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start = strlen(mm_key);
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} else {
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- start = strlen(ap->path) + strlen(mm_key) + 1;
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+ start = ap->len + strlen(mm_key) + 1;
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mm_root = alloca(start + 3);
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strcpy(mm_root, ap->path);
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strcat(mm_root, "/");
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@@ -1479,7 +1479,7 @@ dont_expand:
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}
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strcpy(m_root, name);
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} else {
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- m_root_len = strlen(ap->path) + name_len + 1;
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+ m_root_len = ap->len + name_len + 1;
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m_root = alloca(m_root_len + 1);
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if (!m_root) {
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char *estr = strerror_r(errno, buf, MAX_ERR_BUF);
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