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authorEric W. Biederman <[email protected]>2021-10-20 12:43:48 -0500
committerEric W. Biederman <[email protected]>2021-10-20 13:09:47 -0500
commit9fd5a04d8efcbf511286dd36c46fd70a645b167d (patch)
treea6e7a564761a942a59f794a3cf6d8f8320f67358 /arch/xtensa/mm/fault.c
parent6ab80d88f82e84e331e79ca4b7e2ca2fe63c8c2f (diff)
exit: Remove calls of do_exit after noreturn versions of die
On nds32, openrisc, s390, sh, and xtensa the function die never returns. Mark die __noreturn so that no one expects die to return. Remove the do_exit calls after die as they will never be reached. Cc: Jonas Bonn <[email protected]> Cc: Stefan Kristiansson <[email protected]> Cc: Stafford Horne <[email protected]> Cc: [email protected] Cc: Nick Hu <[email protected]> Cc: Greentime Hu <[email protected]> Cc: Vincent Chen <[email protected]> Cc: Heiko Carstens <[email protected]> Cc: Vasily Gorbik <[email protected]> Cc: Christian Borntraeger <[email protected]> Cc: [email protected] Cc: Yoshinori Sato <[email protected]> Cc: Rich Felker <[email protected]> Cc: [email protected] Cc: [email protected] Cc: Chris Zankel <[email protected]> Cc: Max Filippov <[email protected]> Fixes: 2.3.16 Fixes: 2.3.99-pre8 Fixes: 3f65ce4d141e ("[PATCH] xtensa: Architecture support for Tensilica Xtensa Part 5") Fixes: 664eec400bf8 ("nds32: MMU fault handling and page table management") Fixes: 61e85e367535 ("OpenRISC: Memory management") Link: https://lkml.kernel.org/r/[email protected] Signed-off-by: Eric W. Biederman <[email protected]>
Diffstat (limited to 'arch/xtensa/mm/fault.c')
-rw-r--r--arch/xtensa/mm/fault.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/xtensa/mm/fault.c b/arch/xtensa/mm/fault.c
index 95a74890c7e9..fd6a70635962 100644
--- a/arch/xtensa/mm/fault.c
+++ b/arch/xtensa/mm/fault.c
@@ -238,7 +238,7 @@ bad_page_fault:
void
bad_page_fault(struct pt_regs *regs, unsigned long address, int sig)
{
- extern void die(const char*, struct pt_regs*, long);
+ extern void __noreturn die(const char*, struct pt_regs*, long);
const struct exception_table_entry *entry;
/* Are we prepared to handle this kernel fault? */
@@ -257,5 +257,4 @@ bad_page_fault(struct pt_regs *regs, unsigned long address, int sig)
"address %08lx\n pc = %08lx, ra = %08lx\n",
address, regs->pc, regs->areg[0]);
die("Oops", regs, sig);
- do_exit(sig);
}