Fix: utils.c: check str*dup OOM
authorMathieu Desnoyers <mathieu.desnoyers@efficios.com>
Wed, 26 Nov 2014 17:36:03 +0000 (12:36 -0500)
committerJérémie Galarneau <jeremie.galarneau@efficios.com>
Wed, 26 Nov 2014 20:58:33 +0000 (15:58 -0500)
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
src/common/utils.c

index 4e78767dfb46d2c18b47670174a21bbbeafbdfb3..365510b3c37de51bacdeafee888b7f87e9776ac5 100644 (file)
@@ -91,6 +91,10 @@ char *utils_partial_realpath(const char *path, char *resolved_path, size_t size)
 
                /* Cut the part we will be trying to resolve */
                cut_path = strndup(path, next - path);
+               if (cut_path == NULL) {
+                       PERROR("strndup");
+                       goto error;
+               }
 
                /* Try to resolve this part */
                try_path = realpath((char *)cut_path, NULL);
@@ -144,6 +148,10 @@ char *utils_partial_realpath(const char *path, char *resolved_path, size_t size)
                 * path are pointers for the same memory space
                 */
                cut_path = strdup(prev);
+               if (cut_path == NULL) {
+                       PERROR("strdup");
+                       goto error;
+               }
 
                /* Concatenate the strings */
                snprintf(resolved_path, size, "%s%s", try_path_prev, cut_path);
@@ -217,7 +225,10 @@ char *utils_expand_path(const char *path)
 
                /* We prepare the start_path not containing it */
                start_path = strndup(absolute_path, next - absolute_path);
-
+               if (!start_path) {
+                       PERROR("strndup");
+                       goto error;
+               }
                /* And we concatenate it with the part after this string */
                snprintf(absolute_path, PATH_MAX, "%s%s", start_path, next + 2);
 
@@ -234,6 +245,10 @@ char *utils_expand_path(const char *path)
 
                /* Then we prepare the start_path not containing it */
                start_path = strndup(absolute_path, previous - absolute_path);
+               if (!start_path) {
+                       PERROR("strndup");
+                       goto error;
+               }
 
                /* And we concatenate it with the part after the '/../' */
                snprintf(absolute_path, PATH_MAX, "%s%s", start_path, next + 4);
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