[PATCH] lib: acpid: handle realloc failures in fwts_acpi_event_read()

[Colin King]

From: Colin Ian King <colin.king at canonical.com>

Signed-off-by: Colin Ian King <colin.king at canonical.com>
---
 src/lib/src/fwts_acpid.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/src/lib/src/fwts_acpid.c b/src/lib/src/fwts_acpid.c
index caaf157..6952276 100644
--- a/src/lib/src/fwts_acpid.c
+++ b/src/lib/src/fwts_acpid.c
@@ -103,6 +103,8 @@ char *fwts_acpi_event_read(const int fd, size_t *length, const int timeout)
 		}
 		else {
 			ptr = realloc(ptr, size + n + 1);
+			if (ptr == NULL)
+				return NULL;
 			memcpy(ptr + size, buffer, n);
 			size += n;
 			*(ptr+size) = 0;
-- 
1.7.9