diff options
| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2009-08-15 12:43:13 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-08-15 12:43:13 +0100 |
| commit | 824df399a31fe92d88eb8caf86768cc8c7c72a06 (patch) | |
| tree | f966f72be04d1eb53e17b7866c6f49bf2b7d3b93 /tools/perf/util/header.c | |
| parent | 8b6120789598d55f6aa2b4e9ac7e70a205d857da (diff) | |
| parent | 48ec45e725aa385d72bced73b267dfaf13351876 (diff) | |
Merge branch 's3c-fixes' of git://aeryn.fluff.org.uk/bjdooks/linux
Diffstat (limited to 'tools/perf/util/header.c')
| -rw-r--r-- | tools/perf/util/header.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c index 450384b3bbe5..b92a457ca32e 100644 --- a/tools/perf/util/header.c +++ b/tools/perf/util/header.c @@ -185,6 +185,8 @@ static void do_read(int fd, void *buf, size_t size) if (ret < 0) die("failed to read"); + if (ret == 0) + die("failed to read: missing data"); size -= ret; buf += ret; @@ -213,9 +215,10 @@ struct perf_header *perf_header__read(int fd) for (i = 0; i < nr_attrs; i++) { struct perf_header_attr *attr; - off_t tmp = lseek(fd, 0, SEEK_CUR); + off_t tmp; do_read(fd, &f_attr, sizeof(f_attr)); + tmp = lseek(fd, 0, SEEK_CUR); attr = perf_header_attr__new(&f_attr.attr); |