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-rw-r--r--fs/cifs/connect.c34
1 files changed, 9 insertions, 25 deletions
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 9c5c8b8c19fe..94c4484c9ea3 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -1612,31 +1612,14 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
}
break;
case Opt_prefixpath:
- string = match_strdup(args);
- if (string == NULL)
- goto out_nomem;
-
- temp_len = strnlen(string, 1024);
- if (string[0] != '/')
- temp_len++; /* missing leading slash */
- if (temp_len > 1024) {
- printk(KERN_WARNING "CIFS: prefix too long\n");
- goto cifs_parse_mount_err;
- }
-
- vol->prepath = kmalloc(temp_len+1, GFP_KERNEL);
- if (vol->prepath == NULL) {
- printk(KERN_WARNING "CIFS: no memory "
- "for path prefix\n");
- goto cifs_parse_mount_err;
- }
-
- if (string[0] != '/') {
- vol->prepath[0] = '/';
- strcpy(vol->prepath+1, string);
- } else
- strcpy(vol->prepath, string);
+ /* skip over any leading delimiter */
+ if (*args[0].from == '/' || *args[0].from == '\\')
+ args[0].from++;
+ kfree(vol->prepath);
+ vol->prepath = match_strdup(args);
+ if (vol->prepath == NULL)
+ goto out_nomem;
break;
case Opt_iocharset:
string = match_strdup(args);
@@ -3236,7 +3219,7 @@ build_unc_path_to_root(const struct smb_vol *vol,
const struct cifs_sb_info *cifs_sb)
{
char *full_path, *pos;
- unsigned int pplen = vol->prepath ? strlen(vol->prepath) : 0;
+ unsigned int pplen = vol->prepath ? strlen(vol->prepath) + 1 : 0;
unsigned int unc_len = strnlen(vol->UNC, MAX_TREE_SIZE + 1);
full_path = kmalloc(unc_len + pplen + 1, GFP_KERNEL);
@@ -3247,6 +3230,7 @@ build_unc_path_to_root(const struct smb_vol *vol,
pos = full_path + unc_len;
if (pplen) {
+ *pos++ = CIFS_DIR_SEP(cifs_sb);
strncpy(pos, vol->prepath, pplen);
pos += pplen;
}