From: Mark Wielaard <mark@klomp.org>
Date: Mon, 4 May 2026 15:55:03 +0000 (+0200)
Subject: libebl: Handle calloc failure in ebl_sample_perf_regs_mapping
X-Git-Url: http://git.ipfire.org/gitweb/index.cgi?a=commitdiff_plain;h=b0b1968eb7890a1feea9c1e09c2da15dd98ececa;p=thirdparty%2Felfutils.git

libebl: Handle calloc failure in ebl_sample_perf_regs_mapping

	* libebl/eblinitreg_sample.c (ebl_sample_perf_regs_mapping):
	Return false when calloc fails and only set
	cached_perf_regs_mask on success.

Signed-off-by: Mark Wielaard <mark@klomp.org>
---

diff --git a/libebl/eblinitreg_sample.c b/libebl/eblinitreg_sample.c
index 2b5a278a..feba2c64 100644
--- a/libebl/eblinitreg_sample.c
+++ b/libebl/eblinitreg_sample.c
@@ -110,8 +110,10 @@ ebl_sample_perf_regs_mapping (Ebl *ebl,
 
   if (ebl->cached_regs_mapping != NULL)
     free (ebl->cached_regs_mapping);
-  ebl->cached_perf_regs_mask = perf_regs_mask;
   ebl->cached_regs_mapping = (int *)calloc (count, sizeof(int));
+  if (ebl->cached_regs_mapping == NULL)
+    return false;
+  ebl->cached_perf_regs_mask = perf_regs_mask;
   ebl->cached_n_regs_mapping = count;
 
   int j, k; uint64_t bit;