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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2013-06-03 15:34:37 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2013-06-03 15:35:43 +0100 |
| commit | 6dacaddb6a28670a52cead4b62c056a8acde8f3a (patch) | |
| tree | 5533d49b217d04a411240a47df8ba3514beadc1a | |
| parent | 8a88c01c3737a3570628600b1ab51938f82e226d (diff) | |
sna: Always populate the CPU features string
So that we don't print random contents of the stack on ancient 32-bit
CPUs with no extended instruction sets.
References: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/1186800
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
| -rw-r--r-- | src/sna/sna_cpu.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/sna/sna_cpu.c b/src/sna/sna_cpu.c index 489bf6c8..c96b21f0 100644 --- a/src/sna/sna_cpu.c +++ b/src/sna/sna_cpu.c @@ -108,7 +108,9 @@ char *sna_cpu_features_to_string(unsigned features, char *line) char *ret = line; #ifdef __x86_64__ - line += sprintf (line, ", x86-64"); + line += sprintf (line, "x86-64"); +#else + line += sprintf (line, "x86"); #endif if (features & SSE2) @@ -126,5 +128,5 @@ char *sna_cpu_features_to_string(unsigned features, char *line) if (features & AVX2) line += sprintf (line, ", avx2"); - return ret + 2; + return ret; } |