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author | Al Viro <viro@zeniv.linux.org.uk> | 2017-02-19 06:07:24 +0300 |
---|---|---|
committer | Al Viro <viro@zeniv.linux.org.uk> | 2017-02-19 06:07:24 +0300 |
commit | b8826e506ee58873725ec3a25a2a27fefd762574 (patch) | |
tree | 6770d4351491e416873708da8c3538b25387b309 /tools | |
parent | 7880b43bdfc9580700ee4568c75c383a5bcdd2ca (diff) | |
download | linux-b8826e506ee58873725ec3a25a2a27fefd762574.tar.xz |
selftest for default_file_splice_read() infoleak
bug fixed in commit b9dc6f65bc5e ("fix a fencepost error in pipe_advance()")
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'tools')
-rw-r--r-- | tools/testing/selftests/Makefile | 1 | ||||
-rw-r--r-- | tools/testing/selftests/splice/Makefile | 8 | ||||
-rw-r--r-- | tools/testing/selftests/splice/default_file_splice_read.c | 8 | ||||
-rwxr-xr-x | tools/testing/selftests/splice/default_file_splice_read.sh | 7 |
4 files changed, 24 insertions, 0 deletions
diff --git a/tools/testing/selftests/Makefile b/tools/testing/selftests/Makefile index 71b05891a6a1..0e72f1d03c9e 100644 --- a/tools/testing/selftests/Makefile +++ b/tools/testing/selftests/Makefile @@ -24,6 +24,7 @@ TARGETS += ptrace TARGETS += seccomp TARGETS += sigaltstack TARGETS += size +TARGETS += splice TARGETS += static_keys TARGETS += sync TARGETS += sysctl diff --git a/tools/testing/selftests/splice/Makefile b/tools/testing/selftests/splice/Makefile new file mode 100644 index 000000000000..de51f439d4a6 --- /dev/null +++ b/tools/testing/selftests/splice/Makefile @@ -0,0 +1,8 @@ +TEST_PROGS := default_file_splice_read.sh +EXTRA := default_file_splice_read +all: $(TEST_PROGS) $(EXTRA) + +include ../lib.mk + +clean: + rm -fr $(TEST_PROGS) $(EXTRA) diff --git a/tools/testing/selftests/splice/default_file_splice_read.c b/tools/testing/selftests/splice/default_file_splice_read.c new file mode 100644 index 000000000000..01dd6091554c --- /dev/null +++ b/tools/testing/selftests/splice/default_file_splice_read.c @@ -0,0 +1,8 @@ +#define _GNU_SOURCE +#include <fcntl.h> + +int main(int argc, char **argv) +{ + splice(0, 0, 1, 0, 1<<30, 0); + return 0; +} diff --git a/tools/testing/selftests/splice/default_file_splice_read.sh b/tools/testing/selftests/splice/default_file_splice_read.sh new file mode 100755 index 000000000000..1ea2adeabc94 --- /dev/null +++ b/tools/testing/selftests/splice/default_file_splice_read.sh @@ -0,0 +1,7 @@ +#!/bin/sh +n=`./default_file_splice_read </dev/null | wc -c` + +test "$n" = 0 && exit 0 + +echo "default_file_splice_read broken: leaked $n" +exit 1 |