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author | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2021-02-09 14:40:06 -0300 |
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committer | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2021-02-09 14:42:55 -0300 |
commit | e99156816d5033ca9421c80f55c5c8e7fcd5082b (patch) | |
tree | 424eab0997e15bc8d3a75c3fb4c0d193fda606d0 /sysdeps/pthread | |
parent | 0ff786226c03456bef332950ecf51793205a4f5d (diff) | |
download | glibc-e99156816d5033ca9421c80f55c5c8e7fcd5082b.tar.gz glibc-e99156816d5033ca9421c80f55c5c8e7fcd5082b.tar.xz glibc-e99156816d5033ca9421c80f55c5c8e7fcd5082b.zip |
linux: Fix __sem_check_add_mapping name length
Take in consideration the trailling NULL since sem_search uses strcmp to compare entries. Checked on x86_64-linux-gnu and powerpc-linux-gnu (where it triggered a nptl/tst-sem7 regression).
Diffstat (limited to 'sysdeps/pthread')
-rw-r--r-- | sysdeps/pthread/sem_routines.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/sysdeps/pthread/sem_routines.c b/sysdeps/pthread/sem_routines.c index ea7a445324..c2c8b54cd0 100644 --- a/sysdeps/pthread/sem_routines.c +++ b/sysdeps/pthread/sem_routines.c @@ -72,6 +72,7 @@ __sem_check_add_mapping (const char *name, int fd, sem_t *existing) size_t namelen = strlen (name); if (namelen > NAME_MAX) return SEM_FAILED; + namelen += 1; sem_t *result = SEM_FAILED; |