Hey all, Here's the latest report.
----- Forwarded message from scan-ad...@coverity.com -----
Date: Mon, 30 Aug 2021 16:58:54 +0000 (UTC)
From: scan-ad...@coverity.com
To: tom.r...@gmail.com
Subject: New Defects reported by Coverity Scan for Das U-Boot
Hi,
Please find the latest report on new defect(s) introduced to Das U-Boot found
with Coverity Scan.
2 new defect(s) introduced to Das U-Boot found with Coverity Scan.
New defect(s) Reported-by: Coverity Scan
Showing 2 of 2 defect(s)
** CID 338648: Memory - illegal accesses (UNINIT)
/drivers/fastboot/fb_mmc.c: 618 in fastboot_mmc_flash_write()
________________________________________________________________________________________________________
*** CID 338648: Memory - illegal accesses (UNINIT)
/drivers/fastboot/fb_mmc.c: 618 in fastboot_mmc_flash_write()
612
613 if (is_sparse_image(download_buffer)) {
614 struct fb_mmc_sparse sparse_priv;
615 struct sparse_storage sparse;
616 int err;
617
>>> CID 338648: Memory - illegal accesses (UNINIT)
>>> Using uninitialized value "dev_desc".
618 sparse_priv.dev_desc = dev_desc;
619
620 sparse.blksz = info.blksz;
621 sparse.start = info.start;
622 sparse.size = info.size;
623 sparse.write = fb_mmc_sparse_write;
** CID 338647: Integer handling issues (DIVIDE_BY_ZERO)
________________________________________________________________________________________________________
*** CID 338647: Integer handling issues (DIVIDE_BY_ZERO)
/drivers/fastboot/fb_mmc.c: 631 in fastboot_mmc_flash_write()
625 sparse.mssg = fastboot_fail;
626
627 printf("Flashing sparse image at offset " LBAFU "\n",
628 sparse.start);
629
630 sparse.priv = &sparse_priv;
>>> CID 338647: Integer handling issues (DIVIDE_BY_ZERO)
>>> In function call "write_sparse_image", division by expression
>>> "sparse.blksz" which may be zero has undefined behavior.
631 err = write_sparse_image(&sparse, cmd, download_buffer,
632 response);
633 if (!err)
634 fastboot_okay(NULL, response);
635 } else {
636 write_raw_image(dev_desc, &info, cmd, download_buffer,
________________________________________________________________________________________________________
To view the defects in Coverity Scan visit,
https://u15810271.ct.sendgrid.net/ls/click?upn=HRESupC-2F2Czv4BOaCWWCy7my0P0qcxCbhZ31OYv50yoA22WlOQ-2By3ieUvdbKmOyw68TMVT4Kip-2BBzfOGWXJ5yIiYplmPF9KAnKIja4Zd7tU-3DB0R5_EEm8SbLgSDsaDZif-2Bv7ch8WqhKpLoKErHi4nXpwDNTsWpxO-2FB72i0SdTN3-2BHFJyiYovM6CPwd6hE024NqoJv2G1PZTeHMVC9jxFLJgI9alL1SVy-2FumNUJ7wQLM0LhmayO628LnXGSp6-2BQxL8eWMnX8DfYwdG1iiYjTCUb6p6N4KZqayMpDRL0dNo-2FZrxTT-2FAz2SR1H1kktB9lp0iaajH-2BQ-3D-3D
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----- End forwarded message -----
--
Tom
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