[LTP] [PATCH 1/4] lib: Add SAFE_CALLOC() helper function to LTP library

[Avinesh Kumar <akumar@suse.de>]

Signed-off-by: Avinesh Kumar <akumar@suse.de>
---
 include/tst_safe_macros.h |  5 +++++
 lib/tst_safe_macros.c     | 15 +++++++++++++++
 2 files changed, 20 insertions(+)

diff --git a/include/tst_safe_macros.h b/include/tst_safe_macros.h
index 0cf3d7878..90ef451fd 100644
--- a/include/tst_safe_macros.h
+++ b/include/tst_safe_macros.h
@@ -72,6 +72,11 @@ int safe_dup2(const char *file, const int lineno, int oldfd, int newfd);
 #define SAFE_MALLOC(size) \
 	safe_malloc(__FILE__, __LINE__, NULL, (size))
 
+void *safe_calloc(const char *file, const int lineno, size_t nmemb, size_t size);
+
+#define SAFE_CALLOC(nmemb, size) \
+	safe_calloc(__FILE__, __LINE__, (nmemb), (size))
+
 void *safe_realloc(const char *file, const int lineno, void *ptr, size_t size);
 
 #define SAFE_REALLOC(ptr, size) \
diff --git a/lib/tst_safe_macros.c b/lib/tst_safe_macros.c
index c4cdc87e7..f69802726 100644
--- a/lib/tst_safe_macros.c
+++ b/lib/tst_safe_macros.c
@@ -548,6 +548,21 @@ int safe_dup2(const char *file, const int lineno, int oldfd, int newfd)
 	return rval;
 }
 
+void *safe_calloc(const char *file, const int lineno,
+				size_t nmemb, size_t size)
+{
+	void *rval;
+
+	rval = calloc(nmemb, size);
+
+	if (rval == NULL) {
+		tst_brk_(file, lineno, TBROK | TERRNO,
+			"calloc(%zu, %zu) failed", nmemb, size);
+	}
+
+	return rval;
+}
+
 void *safe_realloc(const char *file, const int lineno, void *ptr, size_t size)
 {
 	void *ret;
-- 
2.41.0


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