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authorLaurent Bercot <ska-skaware@skarnet.org>2021-06-30 11:25:07 +0000
committerLaurent Bercot <ska@appnovation.com>2021-06-30 11:25:07 +0000
commit6c7a5b92bdfe68e847d371cc41f6655df3ef1ba5 (patch)
tree94515f79ddde39bfcb5514a263a320bf374fa6d2 /src/libstddjb
parente0bc74ff013a3628b17911be624d17067259c07b (diff)
downloadskalibs-6c7a5b92bdfe68e847d371cc41f6655df3ef1ba5.tar.xz
bugfix: offset in cdb mmap
An offset of -1 worked because most OSes treat it as 0, but DS9k would fail on it. Signed-off-by: Laurent Bercot <ska@appnovation.com>
Diffstat (limited to 'src/libstddjb')
-rw-r--r--src/libstddjb/cdb_init.c2
-rw-r--r--src/libstddjb/cdb_mapfile.c4
2 files changed, 3 insertions, 3 deletions
diff --git a/src/libstddjb/cdb_init.c b/src/libstddjb/cdb_init.c
index 2a1ffb3..8b56c1a 100644
--- a/src/libstddjb/cdb_init.c
+++ b/src/libstddjb/cdb_init.c
@@ -15,7 +15,7 @@ int cdb_init (struct cdb *c, int fd)
char *map ;
if (fstat(fd, &st) < 0) return -1 ;
if (st.st_size > UINT32_MAX) return (errno = EOVERFLOW, -1) ;
- map = mmap(0, st.st_size, PROT_READ, MAP_SHARED, fd, -1) ;
+ map = mmap(0, st.st_size, PROT_READ, MAP_SHARED, fd, 0) ;
if (map == MAP_FAILED) return -1 ;
c->map = map ;
c->size = st.st_size ;
diff --git a/src/libstddjb/cdb_mapfile.c b/src/libstddjb/cdb_mapfile.c
index f2c56bb..b31f1e6 100644
--- a/src/libstddjb/cdb_mapfile.c
+++ b/src/libstddjb/cdb_mapfile.c
@@ -5,9 +5,9 @@
int cdb_mapfile (struct cdb *c, char const *file)
{
- int fd = open_readb(file) ;
+ int fd = openc_read(file) ;
if (fd < 0) return 0 ;
- if (!cdb_init_map(c, fd, 1))
+ if (cdb_init(c, fd) == -1)
{
fd_close(fd) ;
return 0 ;