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Error in ploop_fname_cmp (ploop.c:1129): No such file or directory #3

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Error in ploop_fname_cmp (ploop.c:1129): No such file or directory #3

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14 changes: 13 additions & 1 deletion lib/ploop.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1145,16 +1145,28 @@ static int get_dev_by_mnt(const char *path, int dev, char *buf, int size)
FILE *fp;
struct mntent *ent;
int len;
struct stat st1, st2;

fp = fopen("/proc/mounts", "r");
if (fp == NULL) {
ploop_err(errno, "Can't open /proc/mounts");
return -1;
}

if (stat(path, &st1)) {
ploop_err(errno, "Can't stat %s", path);
return -1;
}
while ((ent = getmntent(fp))) {
if (strncmp(ent->mnt_fsname, "/dev/ploop", 10) != 0)
continue;
if (ploop_fname_cmp(path, ent->mnt_dir) == 0 ) {

if (stat(ent->mnt_dir, &st2))
continue;

if (st1.st_dev == st2.st_dev &&
st1.st_ino == st2.st_ino)
{
fclose(fp);
len = strlen(ent->mnt_fsname);
if (dev) {
Expand Down