Merge nommu tree

[pandora-kernel.git] / fs / select.c

diff --git a/fs/select.c b/fs/select.c
index bc60a3e..1815a57 100644 (file)
--- a/fs/select.c
+++ b/fs/select.c
@@ -398,11 +398,15 @@ asmlinkage long sys_select(int n, fd_set __user *inp, fd_set __user *outp,
        ret = core_sys_select(n, inp, outp, exp, &timeout);
 
        if (tvp) {
+               struct timeval rtv;
+
                if (current->personality & STICKY_TIMEOUTS)
                        goto sticky;
-               tv.tv_usec = jiffies_to_usecs(do_div((*(u64*)&timeout), HZ));
-               tv.tv_sec = timeout;
-               if (copy_to_user(tvp, &tv, sizeof(tv))) {
+               rtv.tv_usec = jiffies_to_usecs(do_div((*(u64*)&timeout), HZ));
+               rtv.tv_sec = timeout;
+               if (timeval_compare(&rtv, &tv) >= 0)
+                       rtv = tv;
+               if (copy_to_user(tvp, &rtv, sizeof(rtv))) {
 sticky:
                        /*
                         * If an application puts its timeval in read-only
@@ -460,11 +464,16 @@ asmlinkage long sys_pselect7(int n, fd_set __user *inp, fd_set __user *outp,
        ret = core_sys_select(n, inp, outp, exp, &timeout);
 
        if (tsp) {
+               struct timespec rts;
+
                if (current->personality & STICKY_TIMEOUTS)
                        goto sticky;
-               ts.tv_nsec = jiffies_to_usecs(do_div((*(u64*)&timeout), HZ)) * 1000;
-               ts.tv_sec = timeout;
-               if (copy_to_user(tsp, &ts, sizeof(ts))) {
+               rts.tv_nsec = jiffies_to_usecs(do_div((*(u64*)&timeout), HZ)) *
+                                               1000;
+               rts.tv_sec = timeout;
+               if (timespec_compare(&rts, &ts) >= 0)
+                       rts = ts;
+               if (copy_to_user(tsp, &rts, sizeof(rts))) {
 sticky:
                        /*
                         * If an application puts its timeval in read-only
@@ -758,12 +767,17 @@ asmlinkage long sys_ppoll(struct pollfd __user *ufds, unsigned int nfds,
                sigprocmask(SIG_SETMASK, &sigsaved, NULL);
 
        if (tsp && timeout >= 0) {
+               struct timespec rts;
+
                if (current->personality & STICKY_TIMEOUTS)
                        goto sticky;
                /* Yes, we know it's actually an s64, but it's also positive. */
-               ts.tv_nsec = jiffies_to_usecs(do_div((*(u64*)&timeout), HZ)) * 1000;
-               ts.tv_sec = timeout;
-               if (copy_to_user(tsp, &ts, sizeof(ts))) {
+               rts.tv_nsec = jiffies_to_usecs(do_div((*(u64*)&timeout), HZ)) *
+                                               1000;
+               rts.tv_sec = timeout;
+               if (timespec_compare(&rts, &ts) >= 0)
+                       rts = ts;
+               if (copy_to_user(tsp, &rts, sizeof(rts))) {
                sticky:
                        /*
                         * If an application puts its timeval in read-only