diff options
author | David S. Miller <davem@davemloft.net> | 2008-03-17 23:44:31 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2008-03-17 23:44:31 -0700 |
commit | 2f633928cbba8a5858bb39b11e7219a41b0fbef5 (patch) | |
tree | 9a82f4b7f2c3afe4b0208d8e44ea61bae90a7d22 /arch/ia64/ia32 | |
parent | 5e226e4d9016daee170699f8a4188a5505021756 (diff) | |
parent | bde4f8fa8db2abd5ac9c542d76012d0fedab050f (diff) |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'arch/ia64/ia32')
-rw-r--r-- | arch/ia64/ia32/ia32_signal.c | 13 | ||||
-rw-r--r-- | arch/ia64/ia32/sys_ia32.c | 7 |
2 files changed, 13 insertions, 7 deletions
diff --git a/arch/ia64/ia32/ia32_signal.c b/arch/ia64/ia32/ia32_signal.c index 85e82f32e48..256a7faeda0 100644 --- a/arch/ia64/ia32/ia32_signal.c +++ b/arch/ia64/ia32/ia32_signal.c @@ -766,8 +766,19 @@ get_sigframe (struct k_sigaction *ka, struct pt_regs * regs, size_t frame_size) /* This is the X/Open sanctioned signal stack switching. */ if (ka->sa.sa_flags & SA_ONSTACK) { - if (!on_sig_stack(esp)) + int onstack = sas_ss_flags(esp); + + if (onstack == 0) esp = current->sas_ss_sp + current->sas_ss_size; + else if (onstack == SS_ONSTACK) { + /* + * If we are on the alternate signal stack and would + * overflow it, don't. Return an always-bogus address + * instead so we will die with SIGSEGV. + */ + if (!likely(on_sig_stack(esp - frame_size))) + return (void __user *) -1L; + } } /* Legacy stack switching not supported */ diff --git a/arch/ia64/ia32/sys_ia32.c b/arch/ia64/ia32/sys_ia32.c index d025a22eb22..b1bf51fe97b 100644 --- a/arch/ia64/ia32/sys_ia32.c +++ b/arch/ia64/ia32/sys_ia32.c @@ -32,13 +32,8 @@ #include <linux/shm.h> #include <linux/slab.h> #include <linux/uio.h> -#include <linux/nfs_fs.h> +#include <linux/socket.h> #include <linux/quota.h> -#include <linux/sunrpc/svc.h> -#include <linux/nfsd/nfsd.h> -#include <linux/nfsd/cache.h> -#include <linux/nfsd/xdr.h> -#include <linux/nfsd/syscall.h> #include <linux/poll.h> #include <linux/eventpoll.h> #include <linux/personality.h> |