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Commit 26464914 authored by Mikhail Lappo's avatar Mikhail Lappo
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Possible null pointer miss on realloc 

Realloc can return null pointer which
will cause a crash then. Patch introduces
check for controlled 'die' in case memory is
not available

Change-Id: I279028339b1fe756d8a511834e164e59d4cab110
parent c0ca39c4

cpio/mkbootfs.c

+2 −0
Original line number Diff line number Diff line
@@ -301,6 +301,7 @@ static void read_canned_config(char* filename) 
            allocated *= 2;

            canned_config = (struct fs_config_entry*)realloc(

                canned_config, allocated * sizeof(struct fs_config_entry));

            if (canned_config == NULL) die("failed to reallocate memory");

        }



        struct fs_config_entry* cc = canned_config + used;
@@ -320,6 +321,7 @@ static void read_canned_config(char* filename) 
        ++allocated;

        canned_config = (struct fs_config_entry*)realloc(

            canned_config, allocated * sizeof(struct fs_config_entry));

        if (canned_config == NULL) die("failed to reallocate memory");

    }

    canned_config[used].name = NULL;