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btrfs-image.c: fix return values 

- Exit with non-zero when fail;
- Don't exit in non-main functions, return.

Signed-off-by: WANG Cong <wangcong@zeuux.org>
master
Wang Cong 2009-01-21 13:22:49 -05:00 committed by Chris Mason
parent 86179a0507
commit ed62c2b0c2
1 changed files with 3 additions and 3 deletions
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6
btrfs-image.c
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@ -741,7 +741,7 @@ static int restore_metadump(const char *input, FILE *out, int num_threads)
in = fopen(input, "r");
if (!in) {
perror("unable to open metadump image");
exit(1);
return 1;
}
}
@ -760,7 +760,7 @@ static int restore_metadump(const char *input, FILE *out, int num_threads)
if (le64_to_cpu(header->magic) != HEADER_MAGIC ||
le64_to_cpu(header->bytenr) != bytenr) {
fprintf(stderr, "bad header in metadump image\n");
exit(1);
return 1;
}
ret = add_cluster(cluster, &mdrestore, &bytenr);
BUG_ON(ret);
@ -850,5 +850,5 @@ int main(int argc, char *argv[])
else
fclose(out);
exit(0);
exit(ret);
}