From: Zachary T Welch <[email protected]> If mmap fails, be sure to close the maps file before returning an error.
Signed-off-by: Zachary T Welch <[email protected]> Signed-off-by: Ken Werner <[email protected]> --- src/os-linux.h | 6 +++++- 1 files changed, 5 insertions(+), 1 deletions(-) diff --git a/src/os-linux.h b/src/os-linux.h index af301ce..4e225dc 100644 --- a/src/os-linux.h +++ b/src/os-linux.h @@ -80,7 +80,11 @@ maps_init (struct map_iterator *mi, pid_t pid) cp = mmap (0, mi->buf_size, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); if (cp == MAP_FAILED) - return -1; + { + close(mi->fd); + mi->fd = -1; + return -1; + } else { mi->offset = 0; -- 1.7.4.1 _______________________________________________ Libunwind-devel mailing list [email protected] http://lists.nongnu.org/mailman/listinfo/libunwind-devel
