99 	struct ubifs_compressor *compr = ubifs_compressors[*compr_type];  in ubifs_compress()  local
108 	if (compr->comp_mutex)  in ubifs_compress()
109 		mutex_lock(compr->comp_mutex);  in ubifs_compress()
110 	err = crypto_comp_compress(compr->cc, in_buf, in_len, out_buf,  in ubifs_compress()
112 	if (compr->comp_mutex)  in ubifs_compress()
113 		mutex_unlock(compr->comp_mutex);  in ubifs_compress()
116 			   in_len, compr->name, err);  in ubifs_compress()
151 	struct ubifs_compressor *compr;  in ubifs_decompress()  local
158 	compr = ubifs_compressors[compr_type];  in ubifs_decompress()
160 	if (unlikely(!compr->capi_name)) {  in ubifs_decompress()
161 		ubifs_err(c, "%s compression is not compiled in", compr->name);  in ubifs_decompress()
171 	if (compr->decomp_mutex)  in ubifs_decompress()
172 		mutex_lock(compr->decomp_mutex);  in ubifs_decompress()
173 	err = crypto_comp_decompress(compr->cc, in_buf, in_len, out_buf,  in ubifs_decompress()
175 	if (compr->decomp_mutex)  in ubifs_decompress()
176 		mutex_unlock(compr->decomp_mutex);  in ubifs_decompress()
179 			  in_len, compr->name, err);  in ubifs_decompress()
191 static int __init compr_init(struct ubifs_compressor *compr)  in compr_init()  argument
193 	if (compr->capi_name) {  in compr_init()
194 		compr->cc = crypto_alloc_comp(compr->capi_name, 0, 0);  in compr_init()
195 		if (IS_ERR(compr->cc)) {  in compr_init()
197 			       current->pid, compr->name, PTR_ERR(compr->cc));  in compr_init()
198 			return PTR_ERR(compr->cc);  in compr_init()
202 	ubifs_compressors[compr->compr_type] = compr;  in compr_init()
210 static void compr_exit(struct ubifs_compressor *compr)  in compr_exit()  argument
212 	if (compr->capi_name)  in compr_exit()
213 		crypto_free_comp(compr->cc);  in compr_exit()