CVE-2016-1981: infinite loop in e1000 (bz #1299995) Fix Out-of-bounds read in usb-ehci (bz #1300234, bz #1299455) CVE-2016-2197: ahci: null pointer dereference (bz #1302952) Fix gdbstub for VSX registers for ppc64 (bz #1304377) Fix qemu-img vmdk images to work with VMware (bz #1299185)
46 lines
1.5 KiB
Diff
46 lines
1.5 KiB
Diff
From: Greg Kurz <gkurz@linux.vnet.ibm.com>
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Date: Fri, 15 Jan 2016 16:00:25 +0100
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Subject: [PATCH] target-ppc: gdbstub: fix float registers for little-endian
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guests
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Let's reuse the ppc_maybe_bswap_register() helper, like we already do
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with the general registers.
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Signed-off-by: Greg Kurz <gkurz@linux.vnet.ibm.com>
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Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
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(cherry picked from commit 385abeb3e356452eace44f3fe15e18c2532dcaa7)
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---
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target-ppc/translate_init.c | 4 ++++
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1 file changed, 4 insertions(+)
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diff --git a/target-ppc/translate_init.c b/target-ppc/translate_init.c
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index e88dc7f..d31d7f6 100644
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--- a/target-ppc/translate_init.c
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+++ b/target-ppc/translate_init.c
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@@ -8755,10 +8755,12 @@ static int gdb_get_float_reg(CPUPPCState *env, uint8_t *mem_buf, int n)
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{
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if (n < 32) {
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stfq_p(mem_buf, env->fpr[n]);
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+ ppc_maybe_bswap_register(env, mem_buf, 8);
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return 8;
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}
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if (n == 32) {
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stl_p(mem_buf, env->fpscr);
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+ ppc_maybe_bswap_register(env, mem_buf, 4);
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return 4;
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}
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return 0;
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@@ -8767,10 +8769,12 @@ static int gdb_get_float_reg(CPUPPCState *env, uint8_t *mem_buf, int n)
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static int gdb_set_float_reg(CPUPPCState *env, uint8_t *mem_buf, int n)
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{
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if (n < 32) {
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+ ppc_maybe_bswap_register(env, mem_buf, 8);
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env->fpr[n] = ldfq_p(mem_buf);
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return 8;
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}
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if (n == 32) {
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+ ppc_maybe_bswap_register(env, mem_buf, 4);
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helper_store_fpscr(env, ldl_p(mem_buf), 0xffffffff);
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return 4;
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}
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