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| author | Gleb Fotengauer-Malinovskiy <glebfm@altlinux.org> | 2022-02-01 22:39:02 +0000 |
|---|---|---|
| committer | Dmitry V. Levin <ldv@altlinux.org> | 2022-02-03 11:04:08 +0000 |
| commit | 97ba273b505763325efd802dc3a9562dbba79579 (patch) | |
| tree | 148ab8fc7676a92e9415672d3ec436bc5861fb44 /sysdeps | |
| parent | a9d35765728cbc5b66af5eeda5428298bccf9b69 (diff) | |
| download | glibc-97ba273b505763325efd802dc3a9562dbba79579.tar.gz glibc-97ba273b505763325efd802dc3a9562dbba79579.tar.xz glibc-97ba273b505763325efd802dc3a9562dbba79579.zip | |
linux: __get_nprocs_sched: do not feed CPU_COUNT_S with garbage [BZ #28850]
Pass the actual number of bytes returned by the kernel.
Fixes: 33099d72e41c ("linux: Simplify get_nprocs")
Reviewed-by: Dmitry V. Levin <ldv@altlinux.org>
Diffstat (limited to 'sysdeps')
| -rw-r--r-- | sysdeps/unix/sysv/linux/getsysstats.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sysdeps/unix/sysv/linux/getsysstats.c b/sysdeps/unix/sysv/linux/getsysstats.c index 4798cc337e..c98c8ce3d4 100644 --- a/sysdeps/unix/sysv/linux/getsysstats.c +++ b/sysdeps/unix/sysv/linux/getsysstats.c @@ -44,7 +44,7 @@ __get_nprocs_sched (void) int r = INTERNAL_SYSCALL_CALL (sched_getaffinity, 0, cpu_bits_size, cpu_bits); if (r > 0) - return CPU_COUNT_S (cpu_bits_size, (cpu_set_t*) cpu_bits); + return CPU_COUNT_S (r, (cpu_set_t*) cpu_bits); else if (r == -EINVAL) /* The input buffer is still not enough to store the number of cpus. This is an arbitrary values assuming such systems should be rare and there |