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OpenCL Kernel: Move kernel binary buffer from heap to stack memory

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This commit is contained in:
jsteube 2017-02-14 16:51:03 +01:00
parent 259f8f6bb2
commit 302f528796
2 changed files with 13 additions and 8 deletions
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1
docs/changes.txt
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@ -69,6 +69,7 @@
- Hardware Monitor: Fixed several memory leaks in case hash-file writing (caused by --remove) failed - Hardware Monitor: Fixed several memory leaks in case hash-file writing (caused by --remove) failed
- Mask Increment: Fixed memory leak in case mask_append() fails - Mask Increment: Fixed memory leak in case mask_append() fails
- OpenCL Device Management: Fixed several memory leaks in case initialization of an OpenCL device or platform failed - OpenCL Device Management: Fixed several memory leaks in case initialization of an OpenCL device or platform failed
- OpenCL Kernel: Move kernel binary buffer from heap to stack memory
- Outfile Check: Fixed a memory leak for failed outfile reads - Outfile Check: Fixed a memory leak for failed outfile reads
- Rule Engine: Fixed several memory leaks in case loading of rules failed - Rule Engine: Fixed several memory leaks in case loading of rules failed
- Session Management: Fixed several memory leaks in case profile- or install-folder setup failed - Session Management: Fixed several memory leaks in case profile- or install-folder setup failed

20
src/opencl.c
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@ -4115,9 +4115,13 @@ int opencl_session_begin (hashcat_ctx_t *hashcat_ctx)
* kernel compile or load * kernel compile or load
*/ */
size_t *kernel_lengths = (size_t *) hcmalloc (sizeof (size_t)); size_t kernel_lengths_buf = 0;
char **kernel_sources = (char **) hcmalloc (sizeof (char *)); size_t *kernel_lengths = &kernel_lengths_buf;
char *kernel_sources_buf = NULL;
char **kernel_sources = &kernel_sources_buf;
if (cached == false) if (cached == false)
{ {
@ -4200,9 +4204,7 @@ int opencl_session_begin (hashcat_ctx_t *hashcat_ctx)
if (CL_rc == -1) return -1; if (CL_rc == -1) return -1;
} }
hcfree (kernel_lengths);
hcfree (kernel_sources[0]); hcfree (kernel_sources[0]);
hcfree (kernel_sources);
} }
/** /**
@ -4254,9 +4256,13 @@ int opencl_session_begin (hashcat_ctx_t *hashcat_ctx)
* kernel compile or load * kernel compile or load
*/ */
size_t *kernel_lengths = (size_t *) hcmalloc (sizeof (size_t)); size_t kernel_lengths_buf = 0;
char **kernel_sources = (char **) hcmalloc (sizeof (char *)); size_t *kernel_lengths = &kernel_lengths_buf;
char *kernel_sources_buf = NULL;
char **kernel_sources = &kernel_sources_buf;
if (cached == false) if (cached == false)
{ {
@ -4339,9 +4345,7 @@ int opencl_session_begin (hashcat_ctx_t *hashcat_ctx)
if (CL_rc == -1) return -1; if (CL_rc == -1) return -1;
} }
hcfree (kernel_lengths);
hcfree (kernel_sources[0]); hcfree (kernel_sources[0]);
hcfree (kernel_sources);
} }
// return back to the folder we came from initially (workaround) // return back to the folder we came from initially (workaround)