MIPS: Fix error values in case of bad_stack

We want EFAULT, not -<syscall number> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Cc: linux-kernel@vger.kernel.org Cc: linux-arch@vger.kernel.org Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/1699/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
git-mirror · Oct 18, 2010 · 5b89c00 · 5b89c00
1 parent 8f5a00e
commit 5b89c00
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S
@@ -169,7 +169,7 @@ stackargs:
 	 * We probably should handle this case a bit more drastic.
 	 */
 bad_stack:
-	negu	v0				# error
+	li	v0, EFAULT
 	sw	v0, PT_R2(sp)
 	li	t0, 1				# set error flag
 	sw	t0, PT_R7(sp)

diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S
@@ -156,7 +156,7 @@ trace_a_syscall:
 	 * The stackpointer for a call with more than 4 arguments is bad.
 	 */
 bad_stack:
-	dnegu	v0			# error
+	li	v0, EFAULT
 	sd	v0, PT_R2(sp)
 	li	t0, 1			# set error flag
 	sd	t0, PT_R7(sp)