From e06851720573d3adb4be54a1decfe35bc750b8f4 Mon Sep 17 00:00:00 2001 From: Zbigniew Jędrzejewski-Szmek Date: Wed, 14 Oct 2015 10:15:27 -0400 Subject: compress: fix mmap error handling --- src/journal/compress.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'src/journal/compress.c') diff --git a/src/journal/compress.c b/src/journal/compress.c index 8e8403f6f8..4ada0f12fd 100644 --- a/src/journal/compress.c +++ b/src/journal/compress.c @@ -460,7 +460,7 @@ int compress_stream_lz4(int fdf, int fdt, uint64_t max_bytes) { return -EINVAL; src = mmap(NULL, st.st_size, PROT_READ, MAP_PRIVATE, fdf, 0); - if (!src) + if (src == MAP_FAILED) return -errno; log_debug("Buffer size is %zu bytes, header size %zu bytes.", size, n); @@ -688,7 +688,7 @@ static int decompress_stream_lz4_v2(int in, int out, uint64_t max_bytes) { return -ENOMEM; src = mmap(NULL, st.st_size, PROT_READ, MAP_PRIVATE, in, 0); - if (!src) + if (src == MAP_FAILED) return -errno; while (total_in < (size_t) st.st_size) { -- cgit v1.2.3-54-g00ecf