From 58c5f8ba4cdf62342d05a546d15404cbbb3c4e07 Mon Sep 17 00:00:00 2001
From: "\"Steven J. Hill\"" <sjhill@realitydiluted.com>
Date: Thu, 24 May 2007 03:00:08 +0000
Subject: Fix MIPS syscall() and pipe functions to set errno correctly as
 reported by Daniel Jacobowitz on the mailing list. More information available
 at <http://www.uclibc.org/lists/uclibc/2007-May/017968.html> .

---
 libc/sysdeps/linux/mips/syscall.S | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'libc/sysdeps/linux/mips/syscall.S')

diff --git a/libc/sysdeps/linux/mips/syscall.S b/libc/sysdeps/linux/mips/syscall.S
index d5b1cbe3c..965eeac1e 100644
--- a/libc/sysdeps/linux/mips/syscall.S
+++ b/libc/sysdeps/linux/mips/syscall.S
@@ -60,6 +60,16 @@ syscall:
 #else
 	addiu	sp,sp,32
 #endif
+	bnez	a3, 1f
      	j ra			/* Return to caller.  */
+1:
+	move		a0,v0		/* Pass return val to C function. */
+
+#ifdef __PIC__
+	PTR_LA	t9, __syscall_error
+	jr	t9
+#else
+	j	__syscall_error
+#endif
 .end    syscall
 .size   syscall,.-syscall
-- 
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