adulau/dcfldd
1
0
Fork 0
mirror of https://github.com/adulau/dcfldd.git synced 2024-12-22 16:56:03 +00:00
Code Issues Projects Releases Packages Wiki Activity

Debian fix-probing-of-large-block-devices.patch added

Browse source
This commit is contained in:
Alexandre Dulaunoy 2014-11-26 21:55:23 +01:00
parent feec8b846e
commit 0ffc12ec0f
1 changed files with 7 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
sizeprobe.c
View file

@ -64,8 +64,12 @@ static off_t get_dev_size(int fd, long blksize)
{ {
off_t num_sectors = 0; off_t num_sectors = 0;
if (ioctl(fd, BLKGETSIZE, &num_sectors)) /*
log_info("%s: ioctl call to BLKGETSIZE failed.\n", program_name); * Use BLKGETSIZE64 unconditionally, since dcfldd.h #defines _FILE_OFFSET_BITS 64
* and off_t is guaranteed to be large enough to hold the result.
*/
if (ioctl(fd, BLKGETSIZE64, &num_sectors))
log_info("%s: ioctl call to BLKGETSIZE64 failed.\n", program_name);
else else
return (num_sectors * 512); return (num_sectors * 512);
} }