diff options
Diffstat (limited to 'main/musl/0017-use-direct-syscall-rather-than-write-function-in-pos.patch')
| -rw-r--r-- | main/musl/0017-use-direct-syscall-rather-than-write-function-in-pos.patch | 31 |
1 files changed, 0 insertions, 31 deletions
diff --git a/main/musl/0017-use-direct-syscall-rather-than-write-function-in-pos.patch b/main/musl/0017-use-direct-syscall-rather-than-write-function-in-pos.patch deleted file mode 100644 index e7d39dd71e..0000000000 --- a/main/musl/0017-use-direct-syscall-rather-than-write-function-in-pos.patch +++ /dev/null @@ -1,31 +0,0 @@ -From 8f7bc690f07e90177b176b6e19736ad7c1d49840 Mon Sep 17 00:00:00 2001 -From: Rich Felker <dalias@aerifal.cx> -Date: Fri, 5 Dec 2014 21:19:39 -0500 -Subject: [PATCH] use direct syscall rather than write function in posix_spawn - child - -the write function is a cancellation point and accesses thread-local -state belonging to the calling thread in the parent process. since -cancellation is blocked for the duration of posix_spawn, this is -probably safe, but it's fragile and unnecessary. making the syscall -directly is just as easy and clearly safe. ---- - src/process/posix_spawn.c | 2 +- - 1 file changed, 1 insertion(+), 1 deletion(-) - -diff --git a/src/process/posix_spawn.c b/src/process/posix_spawn.c -index af12731..0bdf71c 100644 ---- a/src/process/posix_spawn.c -+++ b/src/process/posix_spawn.c -@@ -136,7 +136,7 @@ static int child(void *args_vp) - fail: - /* Since sizeof errno < PIPE_BUF, the write is atomic. */ - ret = -ret; -- if (ret) while (write(p, &ret, sizeof ret) < 0); -+ if (ret) while (__syscall(SYS_write, p, &ret, sizeof ret) < 0); - _exit(127); - } - --- -2.2.0 - |