f2fs-tools: fixed incorrect error handling

Case of failed memory allocation of dev->zone_cap_blocks
doesn't release heap allocated rep
Found by RASU JSC
Fixes: f8410857b7a8(f2fs-tools: zns zone-capacity support)
Signed-off-by: Maxim Korotkov <maskorotkov@rasu.ru>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
1 file changed