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[OpenMP][Tool] Fix buffer overflow in ompt-multiplex.h

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Reviewed by: runlieb

Differential Revision: https://reviews.llvm.org/D82452
This commit is contained in:
Joachim Protze
2020-06-29 12:43:41 +02:00
parent 8e5a56865f
commit d4230c67bf
1 changed files with 3 additions and 3 deletions
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6
openmp/tools/multiplex/ompt-multiplex.h
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@@ -26,6 +26,7 @@
#include <omp.h>
#include <stdio.h>
#include <string.h>
#include <errno.h>
static ompt_set_callback_t ompt_multiplex_set_callback;
static ompt_get_task_info_t ompt_multiplex_get_task_info;
@@ -1040,12 +1041,11 @@ ompt_start_tool_result_t *ompt_start_tool(unsigned int omp_version,
const char *tool_libs = getenv(CLIENT_TOOL_LIBRARIES_VAR);
if (tool_libs) {
// copy environement variable
char *tool_libs_buffer = (char *)malloc(sizeof(char) * strlen(tool_libs));
char *tool_libs_buffer = strdup(tool_libs);
if (!tool_libs_buffer) {
printf("malloc Error\n");
printf("strdup Error (%i)\n", errno);
exit(-1);
}
strcpy(tool_libs_buffer, tool_libs);
int progress = 0;
while (progress < strlen(tool_libs)) {