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Use calloced stack memory for CompilerOptions to ensure sprintf writes to the beginning of the char.

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This commit is contained in:
Con Kolivas 2012-01-26 13:06:39 +11:00
parent d7aac25489
commit 77e9b1c2e8
1 changed files with 4 additions and 1 deletions
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5
ocl.c
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@ -472,7 +472,7 @@ build:
} }
/* create a cl program executable for all the devices specified */ /* create a cl program executable for all the devices specified */
char CompilerOptions[256]; char *CompilerOptions = calloc(1, 256);
sprintf(CompilerOptions, "-DWORKSIZE=%d -DVECTORS%d", sprintf(CompilerOptions, "-DWORKSIZE=%d -DVECTORS%d",
(int)clState->work_size, clState->preferred_vwidth); (int)clState->work_size, clState->preferred_vwidth);
@ -510,7 +510,10 @@ build:
} else if (opt_debug) } else if (opt_debug)
applog(LOG_DEBUG, "BFI_INT patch requiring device not found, will not BFI_INT patch"); applog(LOG_DEBUG, "BFI_INT patch requiring device not found, will not BFI_INT patch");
if (opt_debug)
applog(LOG_DEBUG, "CompilerOptions: %s", CompilerOptions);
status = clBuildProgram(clState->program, 1, &devices[gpu], CompilerOptions , NULL, NULL); status = clBuildProgram(clState->program, 1, &devices[gpu], CompilerOptions , NULL, NULL);
free(CompilerOptions);
if (status != CL_SUCCESS) { if (status != CL_SUCCESS) {
applog(LOG_ERR, "Error: Building Program (clBuildProgram)"); applog(LOG_ERR, "Error: Building Program (clBuildProgram)");