This is easily computed by advancing past the structure.
At the same time, replace the magic number "64".
Signed-off-by: Richard Henderson <richard.hender...@linaro.org>
---
linux-user/i386/signal.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/linux-user/i386/signal.c b/linux-user/i386/signal.c
index 547c7cc685..a4748b743d 100644
--- a/linux-user/i386/signal.c
+++ b/linux-user/i386/signal.c
@@ -66,7 +66,6 @@ struct target_fpstate_fxsave {
uint32_t xmm_space[64];
uint32_t hw_reserved[12];
struct target_fpx_sw_bytes sw_reserved;
- uint8_t xfeatures[];
};
#define TARGET_FXSAVE_SIZE sizeof(struct target_fpstate_fxsave)
QEMU_BUILD_BUG_ON(TARGET_FXSAVE_SIZE != 512);
@@ -265,7 +264,7 @@ static void xsave_sigcontext(CPUX86State *env, struct
target_fpstate_fxsave *fxs
assert(!(fxsave_addr & 0x3f));
/* Zero the header, XSAVE *adds* features to an existing save state.
*/
- memset(fxsave->xfeatures, 0, 64);
+ memset(fxsave + 1, 0, sizeof(X86XSaveHeader));
cpu_x86_xsave(env, fxsave_addr, -1);
__put_user(TARGET_FP_XSTATE_MAGIC1, &fxsave->sw_reserved.magic1);
__put_user(extended_size, &fxsave->sw_reserved.extended_size);
--
2.34.1
