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authorDavid Vrabel <david.vrabel@csr.com>2008-10-20 16:07:19 +0100
committerDavid Vrabel <david.vrabel@csr.com>2008-10-20 16:07:19 +0100
commit61e0e79ee3c609eb34edf2fe023708cba6a79b1f (patch)
tree663deacffd4071120dc9badb70428fe5f124c7b9 /arch/powerpc/kernel/misc_64.S
parentc15895ef30c2c03e99802951787183039a349d32 (diff)
parent0cfd81031a26717fe14380d18275f8e217571615 (diff)
Merge branch 'master' into for-upstream
Conflicts: Documentation/ABI/testing/sysfs-bus-usb drivers/Makefile
Diffstat (limited to 'arch/powerpc/kernel/misc_64.S')
-rw-r--r--arch/powerpc/kernel/misc_64.S8
1 files changed, 5 insertions, 3 deletions
diff --git a/arch/powerpc/kernel/misc_64.S b/arch/powerpc/kernel/misc_64.S
index 4dd70cf7bb4..3053fe5c62f 100644
--- a/arch/powerpc/kernel/misc_64.S
+++ b/arch/powerpc/kernel/misc_64.S
@@ -426,8 +426,10 @@ _GLOBAL(kernel_thread)
li r4,0 /* new sp (unused) */
li r0,__NR_clone
sc
- cmpdi 0,r3,0 /* parent or child? */
- bne 1f /* return if parent */
+ bns+ 1f /* did system call indicate error? */
+ neg r3,r3 /* if so, make return code negative */
+1: cmpdi 0,r3,0 /* parent or child? */
+ bne 2f /* return if parent */
li r0,0
stdu r0,-STACK_FRAME_OVERHEAD(r1)
ld r2,8(r29)
@@ -438,7 +440,7 @@ _GLOBAL(kernel_thread)
li r0,__NR_exit /* exit after child exits */
li r3,0
sc
-1: addi r1,r1,STACK_FRAME_OVERHEAD
+2: addi r1,r1,STACK_FRAME_OVERHEAD
ld r29,-24(r1)
ld r30,-16(r1)
blr