From 6d4fe2e29dae811c480dbb5f10701940f8c7e853 Mon Sep 17 00:00:00 2001 From: Bruno Haible Date: Sat, 1 May 2021 01:13:47 +0200 Subject: [PATCH] immutable: Fix crash when immmalloc() fails. Found by GCC 11 '-fanalyzer'. * lib/immutable.c (immstrdup): Don't crash when immmalloc() fails. --- ChangeLog | 6 ++++++ lib/immutable.c | 2 ++ 2 files changed, 8 insertions(+) diff --git a/ChangeLog b/ChangeLog index cb2c68df68..3173be96df 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,9 @@ +2021-04-30 Bruno Haible + + immutable: Fix crash when immmalloc() fails. + Found by GCC 11 '-fanalyzer'. + * lib/immutable.c (immstrdup): Don't crash when immmalloc() fails. + 2021-04-30 Bruno Haible supersede: Fix crash when malloc() fails. diff --git a/lib/immutable.c b/lib/immutable.c index 35f73978f2..e4f3825352 100644 --- a/lib/immutable.c +++ b/lib/immutable.c @@ -330,6 +330,8 @@ immstrdup (const char *string) { size_t size = strlen (string) + 1; void *wp = immmalloc (size); + if (wp == NULL) + return NULL; memcpy (wp, string, size); return (const char *) immfreeze (wp); } -- 2.39.5