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-rw-r--r--elf/dl-load.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/elf/dl-load.c b/elf/dl-load.c
index d53ead4db3..655e38ee4b 100644
--- a/elf/dl-load.c
+++ b/elf/dl-load.c
@@ -1487,7 +1487,11 @@ cannot allocate TLS data structures for initial thread");
if (__builtin_expect (p + s <= relro_end, 1))
{
/* The variable lies in the region protected by RELRO. */
- __mprotect ((void *) p, s, PROT_READ|PROT_WRITE);
+ if (__mprotect ((void *) p, s, PROT_READ|PROT_WRITE) < 0)
+ {
+ errstring = N_("cannot change memory protections");
+ goto call_lose_errno;
+ }
__stack_prot |= PROT_READ|PROT_WRITE|PROT_EXEC;
__mprotect ((void *) p, s, PROT_READ);
}