summaryrefslogtreecommitdiffstats
path: root/scripts/include/xalloc.h
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2026-09-25 15:55:03 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2026-09-25 15:55:03 -0700
commit75467f60a3d14f08f86f2b353298d2826382ff23 (patch)
treeacd8a7d5b5a675042449386efa5b42ec44d8bf81 /scripts/include/xalloc.h
downloadlinux-stable-75467f60a3d14f08f86f2b353298d2826382ff23.tar.gz
linux-stable-75467f60a3d14f08f86f2b353298d2826382ff23.zip
Merge tag 'ipe-pr-20260925' of git://git.kernel.org/pub/scm/linux/kernel/git/wufan/ipegrafted
Pull IPE fixes from Fan Wu: "Two fixes for use-after-free issues found by recent LLM-assisted code analysis. - move successful policy load auditing under the new policy directory's inode lock, preventing a concurrent policy deletion from freeing the policy while it is still being audited - protect the dm-verity root hash with RCU, preventing policy evaluation from racing with root hash replacement during preresume" * tag 'ipe-pr-20260925' of git://git.kernel.org/pub/scm/linux/kernel/git/wufan/ipe: ipe: protect the dm-verity root hash with RCU ipe: fix use-after-free when auditing a newly loaded policy
Diffstat (limited to 'scripts/include/xalloc.h')
-rw-r--r--scripts/include/xalloc.h53
1 files changed, 53 insertions, 0 deletions
diff --git a/scripts/include/xalloc.h b/scripts/include/xalloc.h
new file mode 100644
index 000000000..cdadb07d0
--- /dev/null
+++ b/scripts/include/xalloc.h
@@ -0,0 +1,53 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef XALLOC_H
+#define XALLOC_H
+
+#include <stdlib.h>
+#include <string.h>
+
+static inline void *xmalloc(size_t size)
+{
+ void *p = malloc(size);
+
+ if (!p)
+ exit(1);
+ return p;
+}
+
+static inline void *xcalloc(size_t nmemb, size_t size)
+{
+ void *p = calloc(nmemb, size);
+
+ if (!p)
+ exit(1);
+ return p;
+}
+
+static inline void *xrealloc(void *p, size_t size)
+{
+ p = realloc(p, size);
+ if (!p)
+ exit(1);
+ return p;
+}
+
+static inline char *xstrdup(const char *s)
+{
+ char *p = strdup(s);
+
+ if (!p)
+ exit(1);
+ return p;
+}
+
+static inline char *xstrndup(const char *s, size_t n)
+{
+ char *p = strndup(s, n);
+
+ if (!p)
+ exit(1);
+ return p;
+}
+
+#endif /* XALLOC_H */