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fs/squashfs: sqfs_concat_tokens: check if malloc succeeds

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memory allocation should always be checked

Reviewed-by: Joao Marcos Costa <jmcosta944@gmail.com>
Signed-off-by: Richard Genoud <richard.genoud@posteo.net>
This commit is contained in:
Richard Genoud
2020-11-03 12:11:08 +01:00
committed by Tom Rini
parent 4c83d27557
commit dc3312c43c
1 changed files with 3 additions and 0 deletions
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fs/squashfs/sqfs.c
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@@ -242,6 +242,9 @@ static char *sqfs_concat_tokens(char **token_list, int token_count)
length = sqfs_get_tokens_length(token_list, token_count); length = sqfs_get_tokens_length(token_list, token_count);
result = malloc(length + 1); result = malloc(length + 1);
if (!result)
return NULL;
result[length] = '\0'; result[length] = '\0';
for (i = 0; i < token_count; i++) { for (i = 0; i < token_count; i++) {