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-rw-r--r--fs/binfmt_misc.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/fs/binfmt_misc.c b/fs/binfmt_misc.c
index babfe7bd56f0..f5f8c2541790 100644
--- a/fs/binfmt_misc.c
+++ b/fs/binfmt_misc.c
@@ -138,20 +138,23 @@ static int load_misc_binary(struct linux_binprm *bprm)
retval = -ENOEXEC;
if (!enabled)
- goto ret;
+ return retval;
/* to keep locking time low, we copy the interpreter string */
read_lock(&entries_lock);
fmt = check_file(bprm);
- if (fmt)
+ if (fmt) {
+ dget(fmt->dentry);
strlcpy(iname, fmt->interpreter, BINPRM_BUF_SIZE);
+ }
read_unlock(&entries_lock);
if (!fmt)
- goto ret;
+ return retval;
/* Need to be able to load the file after exec */
+ retval = -ENOENT;
if (bprm->interp_flags & BINPRM_FLAGS_PATH_INACCESSIBLE)
- return -ENOENT;
+ goto ret;
if (!(fmt->flags & MISC_FMT_PRESERVE_ARGV0)) {
retval = remove_arg_zero(bprm);
@@ -238,6 +241,7 @@ static int load_misc_binary(struct linux_binprm *bprm)
goto error;
ret:
+ dput(fmt->dentry);
return retval;
error:
if (fd_binary > 0)