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author | Ben Hutchings <ben@decadent.org.uk> | 2021-04-28 03:57:39 +0200 |
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committer | Ben Hutchings <ben@decadent.org.uk> | 2021-04-28 04:43:03 +0200 |
commit | 7f6626d12daa2f1efd9953d1f4ba2065348dc5cd (patch) | |
tree | faa996aea336292caae3ad64f87b86567a5be822 | |
parent | 8e88e0aafb402e11c61b9e2e377406afdb42f69e (diff) | |
download | klibc-7f6626d12daa2f1efd9953d1f4ba2065348dc5cd.tar.gz |
[klibc] malloc: Set errno on failure
malloc() is specified to set errno = ENOMEM on failure, so do that.
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
-rw-r--r-- | usr/klibc/malloc.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/usr/klibc/malloc.c b/usr/klibc/malloc.c index 413b7337be95c..bb57c9f6ffd34 100644 --- a/usr/klibc/malloc.c +++ b/usr/klibc/malloc.c @@ -8,6 +8,7 @@ #include <unistd.h> #include <sys/mman.h> #include <assert.h> +#include <errno.h> #include "malloc.h" /* Both the arena list and the free memory list are double linked @@ -169,6 +170,7 @@ void *malloc(size_t size) #endif if (fp == (struct free_arena_header *)MAP_FAILED) { + errno = ENOMEM; return NULL; /* Failed to get a block */ } |