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54 lines
1.7 KiB
54 lines
1.7 KiB
--- a/src/setup/setup.c
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+++ b/src/setup/setup.c
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@@ -83,6 +83,9 @@ static int verify_esp(const char *p, uin
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blkid_probe b = NULL;
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int r;
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const char *v;
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+ char buf[1024];
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+
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+ memset(buf, 0, sizeof(buf));
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if (statfs(p, &sfs) < 0) {
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fprintf(stderr, "Failed to check file system type of %s: %m\n", p);
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@@ -122,24 +125,38 @@ static int verify_esp(const char *p, uin
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return -ENODEV;
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}
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- r = asprintf(&t, "/dev/block/%u:%u", major(st.st_dev), minor(st.st_dev));
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+ r = asprintf(&t, "/sys/dev/block/%u:%u", major(st.st_dev), minor(st.st_dev));
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if (r < 0) {
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fprintf(stderr, "Out of memory.\n");
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return -ENOMEM;
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}
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+ r = readlink(t, buf, sizeof(buf) - 1);
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+ if (r < 0) {
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+ fprintf(stderr, "Failed to identify device node for block device %u:%u\n", major(st.st_dev), minor(st.st_dev));
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+ return -ENOMEM;
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+ }
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+
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+ r = asprintf(&t, "/dev/%s", basename(buf));
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+ if (r < 0) {
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+ fprintf(stderr, "Out of memory.\n");
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+ return -ENOMEM;
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+ }
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+
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errno = 0;
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b = blkid_new_probe_from_filename(t);
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- free(t);
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if (!b) {
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if (errno != 0) {
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- fprintf(stderr, "Failed to open file system %s: %m\n", p);
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+ fprintf(stderr, "Failed to open file system %s on %s: %m\n", p, t);
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+ free(t);
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return -errno;
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}
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+ free(t);
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fprintf(stderr, "Out of memory.\n");
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return -ENOMEM;
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}
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+ free(t);
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blkid_probe_enable_superblocks(b, 1);
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blkid_probe_set_superblocks_flags(b, BLKID_SUBLKS_TYPE);
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