fs: use rlimit helpers

[mv-sheeva.git] / fs / exec.c

diff --git a/fs/exec.c b/fs/exec.c
index 5910307355914495a6ef4f27e501d5905c0dae3d..6348d79401de722fe1a48ae6cdefdd46ed0b2cde 100644 (file)
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -195,7 +195,7 @@ static struct page *get_arg_page(struct linux_binprm *bprm, unsigned long pos,
                 *    to work from.
                 */
                rlim = current->signal->rlim;
-               if (size > rlim[RLIMIT_STACK].rlim_cur / 4) {
+               if (size > ACCESS_ONCE(rlim[RLIMIT_STACK].rlim_cur) / 4) {
                        put_page(page);
                        return NULL;
                }
@@ -579,7 +579,7 @@ int setup_arg_pages(struct linux_binprm *bprm,
 
 #ifdef CONFIG_STACK_GROWSUP
        /* Limit stack size to 1GB */
-       stack_base = current->signal->rlim[RLIMIT_STACK].rlim_max;
+       stack_base = rlimit_max(RLIMIT_STACK);
        if (stack_base > (1 << 30))
                stack_base = 1 << 30;
 
@@ -1535,7 +1535,7 @@ static int format_corename(char *corename, long signr)
                        /* core limit size */
                        case 'c':
                                rc = snprintf(out_ptr, out_end - out_ptr,
-                                             "%lu", current->signal->rlim[RLIMIT_CORE].rlim_cur);
+                                             "%lu", rlimit(RLIMIT_CORE));
                                if (rc > out_end - out_ptr)
                                        goto out;
                                out_ptr += rc;
@@ -1800,7 +1800,7 @@ void do_coredump(long signr, int exit_code, struct pt_regs *regs)
        struct coredump_params cprm = {
                .signr = signr,
                .regs = regs,
-               .limit = current->signal->rlim[RLIMIT_CORE].rlim_cur,
+               .limit = rlimit(RLIMIT_CORE),
        };
 
        audit_core_dumps(signr);