From: Raphaël Gertz <git@rapsys.eu>
Date: Tue, 5 Jul 2016 18:44:49 +0000 (+0200)
Subject: Add missing check on malloc allocation
X-Git-Tag: v0.1
X-Git-Url: https://git.rapsys.eu/carabistouilles/commitdiff_plain/refs/heads/master?hp=a932327cbccd73f67a8f6e0f6e0f400ddeeed3a8

Add missing check on malloc allocation
---

diff --git a/analyse.c b/analyse.c
index 08b8e03..2c947ed 100644
--- a/analyse.c
+++ b/analyse.c
@@ -198,14 +198,20 @@ struct leaf *lookupLeaf(void **base, const char *key, unsigned index) {
 	if (*base == NULL) {
 		/* Branch level */
 		if (index < 8) {
-			*base = malloc(sizeof(struct branch));
+			if ((*base = malloc(sizeof(struct branch))) == NULL) {
+				perror("Malloc failed");
+				exit(EXIT_FAILURE);
+			}
 			((struct branch *)*base)->key = key[index] - ZERO_OFFSET;
 			((struct branch *)*base)->next = NULL;
 			((struct branch *)*base)->child = NULL;
 			ret = lookupLeaf(&(((struct branch *)*base)->child), key, index + 1);
 		/* Leaf level */
 		} else {
-			*base = malloc(sizeof(struct leaf));
+			if ((*base = malloc(sizeof(struct leaf))) == NULL) {
+				perror("Malloc failed");
+				exit(EXIT_FAILURE);
+			}
 			((struct leaf *)*base)->key = key[index] - ZERO_OFFSET;
 			((struct leaf *)*base)->next = NULL;
 			((struct leaf *)*base)->count = 0;
@@ -224,7 +230,10 @@ struct leaf *lookupLeaf(void **base, const char *key, unsigned index) {
 					/* Backup current in prev */
 					prev = current;
 					/* Create new branch with key */
-					current = malloc(sizeof(struct branch));
+					if ((current = malloc(sizeof(struct branch))) == NULL) {
+						perror("Malloc failed");
+						exit(EXIT_FAILURE);
+					}
 					((struct branch *)current)->key = key[index] - ZERO_OFFSET;
 					((struct branch *)current)->next = NULL;
 					((struct branch *)current)->child = NULL;
@@ -246,7 +255,10 @@ struct leaf *lookupLeaf(void **base, const char *key, unsigned index) {
 					/* Backup current in prev */
 					prev = current;
 					/* Create new leaf with key */
-					current = malloc(sizeof(struct leaf));
+					if ((current = malloc(sizeof(struct leaf))) == NULL) {
+						perror("Malloc failed");
+						exit(EXIT_FAILURE);
+					}
 					((struct leaf *)current)->key = key[index] - ZERO_OFFSET;
 					((struct leaf *)current)->next = NULL;
 					((struct leaf *)current)->count = 0;