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authorDenys Vlasenko <vda.linux@googlemail.com>2020-12-14 18:25:28 +0100
committerDenys Vlasenko <vda.linux@googlemail.com>2020-12-14 18:25:28 +0100
commitfd3c512f88d43e6633bd3c3110cfa0bb321adaa8 (patch)
tree97211484388a0db0a85957f2e3f3724cb1c9159f /modutils/modutils.c
parentdb793480cb8ec3e5f878d1ec18b6ed5010c85e85 (diff)
downloadbusybox-fd3c512f88d43e6633bd3c3110cfa0bb321adaa8.tar.gz
libbb: create and use mmap() helpers
function old new delta mmap_anon - 22 +22 mmap_read - 21 +21 xmmap_anon - 16 +16 rpm_gettags 465 447 -18 bb_full_fd_action 498 480 -18 uevent_main 337 310 -27 ------------------------------------------------------------------------------ (add/remove: 3/0 grow/shrink: 0/3 up/down: 59/-63) Total: -4 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'modutils/modutils.c')
-rw-r--r--modutils/modutils.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/modutils/modutils.c b/modutils/modutils.c
index 6f7cd9721..f7ad5e805 100644
--- a/modutils/modutils.c
+++ b/modutils/modutils.c
@@ -169,7 +169,7 @@ void* FAST_FUNC try_to_mmap_module(const char *filename, size_t *image_size_p)
/* st.st_size is off_t, we can't just pass it to mmap */
if (st.st_size <= *image_size_p) {
size_t image_size = st.st_size;
- image = mmap(NULL, image_size, PROT_READ, MAP_PRIVATE, fd, 0);
+ image = mmap_read(fd, image_size);
if (image == MAP_FAILED) {
image = NULL;
} else if (*(uint32_t*)image != SWAP_BE32(0x7f454C46)) {