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| author | Terry Wilmarth <terry.l.wilmarth@intel.com> | 2024-03-27 11:27:28 -0400 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2024-03-27 11:27:28 -0400 |
| commit | aa2c14de1adcd265bf0c0fb44f97b5d6c1c38710 (patch) | |
| tree | 24337b3523fc96e76be3f0484c9d0ad091747c66 /openmp/runtime | |
| parent | 51f7b262425959d4e2bd6bc79fed283586d0472e (diff) | |
| download | llvm-aa2c14de1adcd265bf0c0fb44f97b5d6c1c38710.zip llvm-aa2c14de1adcd265bf0c0fb44f97b5d6c1c38710.tar.gz llvm-aa2c14de1adcd265bf0c0fb44f97b5d6c1c38710.tar.bz2 | |
[OpenMP] Close up permissions on /tmp files (#85469)
The SHM or /tmp files that might be created during library registration
don't need to have such open permissions, so this change fixes that.
Diffstat (limited to 'openmp/runtime')
| -rw-r--r-- | openmp/runtime/src/kmp_runtime.cpp | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/openmp/runtime/src/kmp_runtime.cpp b/openmp/runtime/src/kmp_runtime.cpp index a60bdb9..a242049 100644 --- a/openmp/runtime/src/kmp_runtime.cpp +++ b/openmp/runtime/src/kmp_runtime.cpp @@ -6752,11 +6752,11 @@ void __kmp_register_library_startup(void) { int fd1 = -1; shm_name = __kmp_str_format("/%s", name); int shm_preexist = 0; - fd1 = shm_open(shm_name, O_CREAT | O_EXCL | O_RDWR, 0666); + fd1 = shm_open(shm_name, O_CREAT | O_EXCL | O_RDWR, 0600); if ((fd1 == -1) && (errno == EEXIST)) { // file didn't open because it already exists. // try opening existing file - fd1 = shm_open(shm_name, O_RDWR, 0666); + fd1 = shm_open(shm_name, O_RDWR, 0600); if (fd1 == -1) { // file didn't open KMP_WARNING(FunctionError, "Can't open SHM"); __kmp_shm_available = false; @@ -6800,11 +6800,11 @@ void __kmp_register_library_startup(void) { int fd1 = -1; temp_reg_status_file_name = __kmp_str_format("/tmp/%s", name); int tmp_preexist = 0; - fd1 = open(temp_reg_status_file_name, O_CREAT | O_EXCL | O_RDWR, 0666); + fd1 = open(temp_reg_status_file_name, O_CREAT | O_EXCL | O_RDWR, 0600); if ((fd1 == -1) && (errno == EEXIST)) { // file didn't open because it already exists. // try opening existing file - fd1 = open(temp_reg_status_file_name, O_RDWR, 0666); + fd1 = open(temp_reg_status_file_name, O_RDWR, 0600); if (fd1 == -1) { // file didn't open if (fd1 == -1) { KMP_WARNING(FunctionError, "Can't open TEMP"); __kmp_tmp_available = false; @@ -6944,7 +6944,7 @@ void __kmp_unregister_library(void) { int fd1; if (__kmp_shm_available) { shm_name = __kmp_str_format("/%s", name); - fd1 = shm_open(shm_name, O_RDONLY, 0666); + fd1 = shm_open(shm_name, O_RDONLY, 0600); if (fd1 != -1) { // File opened successfully char *data1 = (char *)mmap(0, SHM_SIZE, PROT_READ, MAP_SHARED, fd1, 0); if (data1 != MAP_FAILED) { |