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author | zont <zont@FreeBSD.org> | 2012-09-11 16:30:26 +0000 |
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committer | zont <zont@FreeBSD.org> | 2012-09-11 16:30:26 +0000 |
commit | c2780232f100bd652c2208951281df97779b8f71 (patch) | |
tree | 800a95b79431e781345350615b0a4ae4e46b2b29 /usr.bin/truss/setup.c | |
parent | 1296b38e20b85cbf2f26f8b6056b3db82020ef43 (diff) | |
download | FreeBSD-src-c2780232f100bd652c2208951281df97779b8f71.zip FreeBSD-src-c2780232f100bd652c2208951281df97779b8f71.tar.gz |
- Remove unused variables.
- Remove redundant return after err(3) call.
Approved by: kib (mentor)
Diffstat (limited to 'usr.bin/truss/setup.c')
-rw-r--r-- | usr.bin/truss/setup.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/usr.bin/truss/setup.c b/usr.bin/truss/setup.c index b4c61e1..1ae300a 100644 --- a/usr.bin/truss/setup.c +++ b/usr.bin/truss/setup.c @@ -70,7 +70,6 @@ int setup_and_wait(char *command[]) { pid_t pid; - int waitval; pid = vfork(); if (pid == -1) @@ -82,10 +81,8 @@ setup_and_wait(char *command[]) } /* Only in the parent here */ - if (waitpid(pid, &waitval, 0) < 0) { + if (waitpid(pid, NULL, 0) < 0) err(1, "unexpect stop in waitpid"); - return 0; - } child_pid = pid; @@ -101,7 +98,7 @@ setup_and_wait(char *command[]) int start_tracing(pid_t pid) { - int ret, retry, waitval; + int ret, retry; retry = 10; do { @@ -112,7 +109,7 @@ start_tracing(pid_t pid) err(1, "can not attach to target process"); child_pid = pid; - if (waitpid(pid, &waitval, 0) < 0) + if (waitpid(pid, NULL, 0) < 0) err(1, "Unexpect stop in waitpid"); return (0); |