change system file

hc

2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771

 kernel/tools/iio/iio_utils.c
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@@ -262,6 +262,7 @@
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 			if (fscanf(sysfsfp, "%f", output) != 1)
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 				ret = errno ? -errno : -ENODATA;
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+			fclose(sysfsfp);
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 			break;
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 		}
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 error_free_filename:
..
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@@ -342,9 +343,9 @@
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 			}
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 			sysfsfp = fopen(filename, "r");
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+			free(filename);
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 			if (!sysfsfp) {
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 				ret = -errno;
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-				free(filename);
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 				goto error_close_dir;
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 			}
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..
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@@ -354,7 +355,6 @@
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 				if (fclose(sysfsfp))
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 					perror("build_channel_array(): Failed to close file");
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-				free(filename);
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 				goto error_close_dir;
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 			}
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 			if (ret == 1)
..
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@@ -362,11 +362,9 @@
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 			if (fclose(sysfsfp)) {
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 				ret = -errno;
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-				free(filename);
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 				goto error_close_dir;
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 			}
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-			free(filename);
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 		}
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 	*ci_array = malloc(sizeof(**ci_array) * (*counter));
..
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@@ -392,9 +390,9 @@
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 			}
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 			sysfsfp = fopen(filename, "r");
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+			free(filename);
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 			if (!sysfsfp) {
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 				ret = -errno;
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-				free(filename);
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 				count--;
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 				goto error_cleanup_array;
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 			}
..
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@@ -402,20 +400,17 @@
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 			errno = 0;
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 			if (fscanf(sysfsfp, "%i", &current_enabled) != 1) {
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 				ret = errno ? -errno : -ENODATA;
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-				free(filename);
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 				count--;
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 				goto error_cleanup_array;
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 			}
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 			if (fclose(sysfsfp)) {
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 				ret = -errno;
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-				free(filename);
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 				count--;
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 				goto error_cleanup_array;
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 			}
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 			if (!current_enabled) {
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-				free(filename);
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 				count--;
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 				continue;
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 			}
..
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@@ -426,7 +421,6 @@
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 						strlen(ent->d_name) -
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 						strlen("_en"));
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 			if (!current->name) {
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-				free(filename);
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 				ret = -ENOMEM;
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 				count--;
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 				goto error_cleanup_array;
..
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@@ -436,7 +430,6 @@
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 			ret = iioutils_break_up_name(current->name,
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 						     &current->generic_name);
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 			if (ret) {
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-				free(filename);
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 				free(current->name);
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 				count--;
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 				goto error_cleanup_array;
..
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@@ -447,17 +440,16 @@
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 				       scan_el_dir,
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 				       current->name);
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 			if (ret < 0) {
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-				free(filename);
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 				ret = -ENOMEM;
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 				goto error_cleanup_array;
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 			}
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 			sysfsfp = fopen(filename, "r");
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+			free(filename);
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 			if (!sysfsfp) {
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 				ret = -errno;
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-				fprintf(stderr, "failed to open %s\n",
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-					filename);
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-				free(filename);
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+				fprintf(stderr, "failed to open %s/%s_index\n",
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+					scan_el_dir, current->name);
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 				goto error_cleanup_array;
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 			}
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@@ -467,17 +459,14 @@
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 				if (fclose(sysfsfp))
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 					perror("build_channel_array(): Failed to close file");
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-				free(filename);
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 				goto error_cleanup_array;
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 			}
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 			if (fclose(sysfsfp)) {
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 				ret = -errno;
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-				free(filename);
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 				goto error_cleanup_array;
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 			}
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-			free(filename);
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 			/* Find the scale */
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 			ret = iioutils_get_param_float(&current->scale,
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 						       "scale",