X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=src%2Fcommon%2Futils.c;h=f1a717a8b5092156679025f2ea9f0b461f737784;hb=6dcd74cf9c4cce229b1c205ca05d8efcf4c4bceb;hp=11018739be9ad9c7e6a83340a2434fdc2fc654c1;hpb=d1f721c52e3810dcb38429cb3beec9f80043aa57;p=lttng-tools.git

diff --git a/src/common/utils.c b/src/common/utils.c
index 11018739b..f1a717a8b 100644
--- a/src/common/utils.c
+++ b/src/common/utils.c
@@ -36,6 +36,7 @@
 #include <common/compat/getenv.h>
 #include <common/compat/string.h>
 #include <common/compat/dirent.h>
+#include <lttng/constant.h>
 
 #include "utils.h"
 #include "defaults.h"
@@ -81,6 +82,8 @@ char *utils_partial_realpath(const char *path, char *resolved_path, size_t size)
 
 	/* Resolve the canonical path of the first part of the path */
 	while (try_path != NULL && next != end) {
+		char *try_path_buf = NULL;
+
 		/*
 		 * If there is not any '/' left, we want to try with
 		 * the full path
@@ -97,9 +100,16 @@ char *utils_partial_realpath(const char *path, char *resolved_path, size_t size)
 			goto error;
 		}
 
+		try_path_buf = zmalloc(LTTNG_PATH_MAX);
+		if (!try_path_buf) {
+			PERROR("zmalloc");
+			goto error;
+		}
+
 		/* Try to resolve this part */
-		try_path = realpath((char *)cut_path, NULL);
+		try_path = realpath((char *) cut_path, try_path_buf);
 		if (try_path == NULL) {
+			free(try_path_buf);
 			/*
 			 * There was an error, we just want to be assured it
 			 * is linked to an unexistent directory, if it's another
@@ -116,6 +126,7 @@ char *utils_partial_realpath(const char *path, char *resolved_path, size_t size)
 			}
 		} else {
 			/* Save the place we are before trying the next step */
+			try_path_buf = NULL;
 			free(try_path_prev);
 			try_path_prev = try_path;
 			prev = next;