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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
[firefly-linux-kernel-4.4.55.git]
/
fs
/
binfmt_script.c
diff --git
a/fs/binfmt_script.c
b/fs/binfmt_script.c
index 8c954997e7f73a22b39718a9564c0c9ed3465a58..5027a3e149222bd5945c87d9521e6e7a6108dc77 100644
(file)
--- a/
fs/binfmt_script.c
+++ b/
fs/binfmt_script.c
@@
-22,15
+22,13
@@
static int load_script(struct linux_binprm *bprm)
char interp[BINPRM_BUF_SIZE];
int retval;
char interp[BINPRM_BUF_SIZE];
int retval;
- if ((bprm->buf[0] != '#') || (bprm->buf[1] != '!') ||
- (bprm->recursion_depth > BINPRM_MAX_RECURSION))
+ if ((bprm->buf[0] != '#') || (bprm->buf[1] != '!'))
return -ENOEXEC;
/*
* This section does the #! interpretation.
* Sorta complicated, but hopefully it will work. -TYT
*/
return -ENOEXEC;
/*
* This section does the #! interpretation.
* Sorta complicated, but hopefully it will work. -TYT
*/
- bprm->recursion_depth++;
allow_write_access(bprm->file);
fput(bprm->file);
bprm->file = NULL;
allow_write_access(bprm->file);
fput(bprm->file);
bprm->file = NULL;
@@
-82,7
+80,9
@@
static int load_script(struct linux_binprm *bprm)
retval = copy_strings_kernel(1, &i_name, bprm);
if (retval) return retval;
bprm->argc++;
retval = copy_strings_kernel(1, &i_name, bprm);
if (retval) return retval;
bprm->argc++;
- bprm->interp = interp;
+ retval = bprm_change_interp(interp, bprm);
+ if (retval < 0)
+ return retval;
/*
* OK, now restart the process with the interpreter's dentry.
/*
* OK, now restart the process with the interpreter's dentry.