diff options
| author | Michel Dänzer <[email protected]> | 2015-01-22 12:36:13 +0900 |
|---|---|---|
| committer | Michel Dänzer <[email protected]> | 2015-01-27 16:54:38 +0900 |
| commit | ee31c8d7067ec5a563cdce5a12d8e077db0a7f67 (patch) | |
| tree | ded8722c03fb4ceb2a49743af72c0437e8303c23 /src/gallium | |
| parent | f1a9252defb77f3986305c6a1fc9592093b5a4e5 (diff) | |
r600g,radeonsi: Fix calculation of IR target cap string buffer size
Fixes writing beyond the allocated buffer:
==31855== Invalid write of size 1
==31855== at 0x50AB2A9: vsprintf (iovsprintf.c:43)
==31855== by 0x508F6F6: sprintf (sprintf.c:32)
==31855== by 0xB59C7EC: r600_get_compute_param (r600_pipe_common.c:526)
==31855== by 0x5B2B7DE: get_compute_param<char> (device.cpp:37)
==31855== by 0x5B2B7DE: clover::device::ir_target() const (device.cpp:201)
==31855== by 0x5B398E0: clover::program::build(clover::ref_vector<clover::device> const&, char const*, clover::compat::vector<clover::compat::pair<clover::compat::string, clover::compat::string> > const&) (program.cpp:63)
==31855== by 0x5B20152: clBuildProgram (program.cpp:182)
==31855== by 0x400F41: main (hello_world.c:109)
==31855== Address 0x56fed5f is 0 bytes after a block of size 15 alloc'd
==31855== at 0x4C29180: operator new(unsigned long) (vg_replace_malloc.c:324)
==31855== by 0x5B2B7C2: allocate (new_allocator.h:104)
==31855== by 0x5B2B7C2: allocate (alloc_traits.h:357)
==31855== by 0x5B2B7C2: _M_allocate (stl_vector.h:170)
==31855== by 0x5B2B7C2: _M_create_storage (stl_vector.h:185)
==31855== by 0x5B2B7C2: _Vector_base (stl_vector.h:136)
==31855== by 0x5B2B7C2: vector (stl_vector.h:278)
==31855== by 0x5B2B7C2: get_compute_param<char> (device.cpp:35)
==31855== by 0x5B2B7C2: clover::device::ir_target() const (device.cpp:201)
==31855== by 0x5B398E0: clover::program::build(clover::ref_vector<clover::device> const&, char const*, clover::compat::vector<clover::compat::pair<clover::compat::string, clover::compat::string> > const&) (program.cpp:63)
==31855== by 0x5B20152: clBuildProgram (program.cpp:182)
==31855== by 0x400F41: main (hello_world.c:109)
Reviewed-by: Marek Olšák <[email protected]>
Reviewed-by: Tom Stellard <[email protected]>
Diffstat (limited to 'src/gallium')
| -rw-r--r-- | src/gallium/drivers/radeon/r600_pipe_common.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/gallium/drivers/radeon/r600_pipe_common.c b/src/gallium/drivers/radeon/r600_pipe_common.c index f91772e6207..ddb4142d18f 100644 --- a/src/gallium/drivers/radeon/r600_pipe_common.c +++ b/src/gallium/drivers/radeon/r600_pipe_common.c @@ -524,9 +524,9 @@ static int r600_get_compute_param(struct pipe_screen *screen, } if (ret) { sprintf(ret, "%s-%s", gpu, triple); - } - return (strlen(triple) + strlen(gpu)) * sizeof(char); + /* +2 for dash and terminating NIL byte */ + return (strlen(triple) + strlen(gpu) + 2) * sizeof(char); } case PIPE_COMPUTE_CAP_GRID_DIMENSION: if (ret) { |