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From f29b6882327573ec4e694c1c852307c957d544b9 Mon Sep 17 00:00:00 2001
From: Natanael Copa <ncopa@alpinelinux.org>
Date: Tue, 5 May 2009 14:10:42 +0000
Subject: [PATCH] ldd segfault fix
Fixes ldd segfault on this testcase:
extern void _dl_getenv(void);
void foo(void)
{
printf("foo: %x\n", &_dl_getenv);
}
linked as -shared
---
utils/ldd.c | 8 +++++---
1 files changed, 5 insertions(+), 3 deletions(-)
diff --git a/utils/ldd.c b/utils/ldd.c
index 1f1dc25..2cd173c 100644
--- a/utils/ldd.c
+++ b/utils/ldd.c
@@ -576,18 +576,20 @@ static struct library *find_elf_interpreter(ElfW(Ehdr) *ehdr)
}
newlib->name = NULL;
newlib->path = NULL;
- return NULL;
+ break;
}
}
- if (newlib == NULL)
+ if (newlib == NULL) {
newlib = malloc(sizeof(struct library));
+ if (newlib)
+ newlib->next = NULL;
+ }
if (!newlib)
return NULL;
newlib->name = malloc(strlen(s) + 1);
strcpy(newlib->name, s);
newlib->path = strdup(newlib->name);
newlib->resolved = 1;
- newlib->next = NULL;
#if 0
/*printf("find_elf_interpreter is adding '%s' to '%s'\n", newlib->name, newlib->path); */
--
1.6.2.3
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