[PATCH] lib: strto: Stop detection when invalid char is used

[Tom Rini]

On Wed, Apr 08, 2020 at 10:09:16AM +0200, Michal Simek wrote:

> This issue has been found when mtd partition are specified. Autodetection
> code should stop when the first invalid char is found.
> 
> Here is the example of commands:
> setenv mtdids nand0=memory-controller at e000e000
> setenv mtdparts "mtdparts=nand0:4m(boot),4m(env),64m(kernel),96m(rootfs)"
> mtd list
> 
> Before:
> Zynq> mtd list
> List of MTD devices:
> * nand0
>   - type: NAND flash
>   - block size: 0x20000 bytes
>   - min I/O: 0x800 bytes
>   - OOB size: 64 bytes
>   - OOB available: 16 bytes
>   - ECC strength: 1 bits
>   - ECC step size: 2048 bytes
>   - bitflip threshold: 1 bits
>   - 0x000000000000-0x000010000000 : "nand0"
> 	  - 0x000000000000-0x000000400000 : "boot"
> 	  - 0x000000400000-0x000000800000 : "env"
> 	  - 0x000000800000-0x000006c00000 : "kernel"
> 	  - 0x000006c00000-0x000010000000 : "rootfs"
> 
> Where it is visible that kernel partition has 100m instead of 64m
> 
> After:
> Zynq> mtd list
> * nand0
>   - type: NAND flash
>   - block size: 0x20000 bytes
>   - min I/O: 0x800 bytes
>   - OOB size: 64 bytes
>   - OOB available: 16 bytes
>   - ECC strength: 1 bits
>   - ECC step size: 2048 bytes
>   - bitflip threshold: 1 bits
>   - 0x000000000000-0x000010000000 : "nand0"
> 	  - 0x000000000000-0x000000400000 : "boot"
> 	  - 0x000000400000-0x000000800000 : "env"
> 	  - 0x000000800000-0x000004800000 : "kernel"
> 	  - 0x000004800000-0x00000a800000 : "rootfs"
> 
> Signed-off-by: Michal Simek <michal.simek at xilinx.com>
> Tested-by: Heiko Schocher <hs at denx.de>

Applied to u-boot/master, thanks!

-- 
Tom
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