782ee2aa0
Kevin Wallace
2015-02-07
Subject
libbb/loop: don't try to re-use existing loop device
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libbb/loop.c+1 -10
| @@ -154,16 +154,7 @@ int FAST_FUNC set_loop(char **device, const char *file, unsigned long long offse | |
| else | |
| ioctl(dfd, LOOP_CLR_FD, 0); | |
| } | |
| - | |
| - | /* If this block device already set up right, re-use it. |
| - | * (Yes this is racy, but associating two loop devices with the same |
| - | * file isn't pretty either. In general, mounting the same file twice |
| - | * without using losetup manually is problematic.) |
| - | */ |
| - | } else |
| - | if (strcmp(file, (char *)loopinfo.lo_file_name) != 0 |
| - | || offset != loopinfo.lo_offset |
| - | ) { |
| + | } else { |
| rc = -1; | |
| } | |
| close(dfd); | |