From 117efd252bc485084a609c405c312f5a9229e25a Mon Sep 17 00:00:00 2001 From: Anton Moryakov Date: Thu, 19 Dec 2024 16:51:03 +0300 Subject: misc-utils: add missing error handling for 'bam' allocation in ftl_check.c Corrections explained: Added robust handling for malloc() failure by checking the returnvalueand providing a clear error message. Triggers found by static analyzer Svace. Signed-off-by: Anton Moryakov Reviewed-by: Zhihao Cheng Signed-off-by: David Oberhollenzer --- misc-utils/ftl_check.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'misc-utils') diff --git a/misc-utils/ftl_check.c b/misc-utils/ftl_check.c index 5b2dae5..fe6a91a 100644 --- a/misc-utils/ftl_check.c +++ b/misc-utils/ftl_check.c @@ -121,6 +121,10 @@ static void check_partition(int fd) /* Create basic block allocation table for control blocks */ nbam = (mtd.erasesize >> hdr.BlockSize); bam = malloc(nbam * sizeof(u_int)); + if (!bam) { + perror("malloc failed"); + return; + } for (i = 0; i < le16_to_cpu(hdr.NumEraseUnits); i++) { if (lseek(fd, (i << hdr.EraseUnitSize), SEEK_SET) == -1) { -- cgit v1.2.3