Regression introduced by commit f87d39d9513.
Signed-off-by: Jeff Layton <jlayton@xxxxxxxxxx>
---
fs/cifs/connect.c | 21 +++++++++++++++------
1 files changed, 15 insertions(+), 6 deletions(-)
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 545e854..44376ce 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -2855,19 +2855,28 @@ cifs_cleanup_volume_info(struct smb_vol **pvolume_info)
/* build_path_to_root returns full path to root when
* we do not have an exiting connection (tcon) */
static char *
-build_unc_path_to_root(const struct smb_vol *volume_info,
+build_unc_path_to_root(const struct smb_vol *vol,
const struct cifs_sb_info *cifs_sb)
{
- char *full_path;
+ char *full_path, *pos;
+ unsigned int pplen = vol->prepath ? strlen(vol->prepath) : 0;
+ unsigned int unc_len = strnlen(vol->UNC, MAX_TREE_SIZE + 1);
- int unc_len = strnlen(volume_info->UNC, MAX_TREE_SIZE + 1);
- full_path = kmalloc(unc_len + 1, GFP_KERNEL);
+ full_path = kmalloc(unc_len + pplen + 1, GFP_KERNEL);
if (full_path == NULL)
return ERR_PTR(-ENOMEM);
- strncpy(full_path, volume_info->UNC, unc_len);
- full_path[unc_len] = 0; /* add trailing null */
+ strncpy(full_path, vol->UNC, unc_len);
+ pos = full_path + unc_len;
+
+ if (pplen) {
+ strncpy(pos, vol->prepath, pplen);
+ pos += pplen;
+ }
+
+ *pos = '\0'; /* add trailing null */
convert_delimiter(full_path, CIFS_DIR_SEP(cifs_sb));
+ cFYI(1, "%s: full_path=%s", __func__, full_path);
return full_path;
}
--
1.7.6
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